Home / 827,342.82-1,141,671.60-464,827.02

Finding the Fourth Proportional to 827,342.82, 1,141,671.60 and 464,827.02

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Solution

The fourth proportional to 827,342.82, 1,141,671.60 and 464,827.02 is: 641,426.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,342.82 : 1,141,671.60 = 464,827.02 : x
  2. Step 2: Convert to fraction form
    827,342.82/1,141,671.60 = 464,827.02/x
  3. Step 3: Cross multiply
    827,342.82x = 1,141,671.60 × 464,827.02
  4. Step 4: Simplify right side
    827,342.82x = 530,679,807,646.63
  5. Step 5: Solve for x
    x = 530,679,807,646.63/827,342.82
  6. Step 6: Final answer
    x = 641,426.74

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.