Home / 1,119,623.60-1,679,435.40-371,669.60

Finding the Fourth Proportional to 1,119,623.60, 1,679,435.40 and 371,669.60

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Solution

The fourth proportional to 1,119,623.60, 1,679,435.40 and 371,669.60 is: 557,504.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,119,623.60 : 1,679,435.40 = 371,669.60 : x
  2. Step 2: Convert to fraction form
    1,119,623.60/1,679,435.40 = 371,669.60/x
  3. Step 3: Cross multiply
    1,119,623.60x = 1,679,435.40 × 371,669.60
  4. Step 4: Simplify right side
    1,119,623.60x = 624,195,083,343.84
  5. Step 5: Solve for x
    x = 624,195,083,343.84/1,119,623.60
  6. Step 6: Final answer
    x = 557,504.40

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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.