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Finding the Fourth Proportional to 567,356.30, 851,034.45 and 508,258.70

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Solution

The fourth proportional to 567,356.30, 851,034.45 and 508,258.70 is: 762,388.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,356.30 : 851,034.45 = 508,258.70 : x
  2. Step 2: Convert to fraction form
    567,356.30/851,034.45 = 508,258.70/x
  3. Step 3: Cross multiply
    567,356.30x = 851,034.45 × 508,258.70
  4. Step 4: Simplify right side
    567,356.30x = 432,545,663,212.22
  5. Step 5: Solve for x
    x = 432,545,663,212.22/567,356.30
  6. Step 6: Final answer
    x = 762,388.05

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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.