Home / 734,564.69-1,013,801.51-407,951.09

Finding the Fourth Proportional to 734,564.69, 1,013,801.51 and 407,951.09

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Solution

The fourth proportional to 734,564.69, 1,013,801.51 and 407,951.09 is: 563,029.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,564.69 : 1,013,801.51 = 407,951.09 : x
  2. Step 2: Convert to fraction form
    734,564.69/1,013,801.51 = 407,951.09/x
  3. Step 3: Cross multiply
    734,564.69x = 1,013,801.51 × 407,951.09
  4. Step 4: Simplify right side
    734,564.69x = 413,581,431,048.15
  5. Step 5: Solve for x
    x = 413,581,431,048.15/734,564.69
  6. Step 6: Final answer
    x = 563,029.28

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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.