Home / 1,119,671.69-1,679,507.51-371,717.69

Finding the Fourth Proportional to 1,119,671.69, 1,679,507.51 and 371,717.69

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Solution

The fourth proportional to 1,119,671.69, 1,679,507.51 and 371,717.69 is: 557,576.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,119,671.69 : 1,679,507.51 = 371,717.69 : x
  2. Step 2: Convert to fraction form
    1,119,671.69/1,679,507.51 = 371,717.69/x
  3. Step 3: Cross multiply
    1,119,671.69x = 1,679,507.51 × 371,717.69
  4. Step 4: Simplify right side
    1,119,671.69x = 624,302,641,698.73
  5. Step 5: Solve for x
    x = 624,302,641,698.73/1,119,671.69
  6. Step 6: Final answer
    x = 557,576.52

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.