Home / 730,472.84-1,008,033.16-408,185.58

Finding the Fourth Proportional to 730,472.84, 1,008,033.16 and 408,185.58

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Solution

The fourth proportional to 730,472.84, 1,008,033.16 and 408,185.58 is: 563,285.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,472.84 : 1,008,033.16 = 408,185.58 : x
  2. Step 2: Convert to fraction form
    730,472.84/1,008,033.16 = 408,185.58/x
  3. Step 3: Cross multiply
    730,472.84x = 1,008,033.16 × 408,185.58
  4. Step 4: Simplify right side
    730,472.84x = 411,464,602,593.92
  5. Step 5: Solve for x
    x = 411,464,602,593.92/730,472.84
  6. Step 6: Final answer
    x = 563,285.29

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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.