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Finding the Fourth Proportional to 669,630.79, 924,097.17 and 363,713.23

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Solution

The fourth proportional to 669,630.79, 924,097.17 and 363,713.23 is: 501,927.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,630.79 : 924,097.17 = 363,713.23 : x
  2. Step 2: Convert to fraction form
    669,630.79/924,097.17 = 363,713.23/x
  3. Step 3: Cross multiply
    669,630.79x = 924,097.17 × 363,713.23
  4. Step 4: Simplify right side
    669,630.79x = 336,106,366,534.56
  5. Step 5: Solve for x
    x = 336,106,366,534.56/669,630.79
  6. Step 6: Final answer
    x = 501,927.89

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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.