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Finding the Fourth Proportional to 531,159.75, 733,000.46 and 292,695.75

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Solution

The fourth proportional to 531,159.75, 733,000.46 and 292,695.75 is: 403,920.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,159.75 : 733,000.46 = 292,695.75 : x
  2. Step 2: Convert to fraction form
    531,159.75/733,000.46 = 292,695.75/x
  3. Step 3: Cross multiply
    531,159.75x = 733,000.46 × 292,695.75
  4. Step 4: Simplify right side
    531,159.75x = 214,546,117,926.57
  5. Step 5: Solve for x
    x = 214,546,117,926.57/531,159.75
  6. Step 6: Final answer
    x = 403,920.14

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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.