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Finding the Fourth Proportional to 510,540.62, 704,763.88 and 363,460.28

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Solution

The fourth proportional to 510,540.62, 704,763.88 and 363,460.28 is: 501,730.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,540.62 : 704,763.88 = 363,460.28 : x
  2. Step 2: Convert to fraction form
    510,540.62/704,763.88 = 363,460.28/x
  3. Step 3: Cross multiply
    510,540.62x = 704,763.88 × 363,460.28
  4. Step 4: Simplify right side
    510,540.62x = 256,153,677,158.69
  5. Step 5: Solve for x
    x = 256,153,677,158.69/510,540.62
  6. Step 6: Final answer
    x = 501,730.26

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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.