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Finding the Fourth Proportional to 531,060.60, 796,590.90 and 510,065.40

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Solution

The fourth proportional to 531,060.60, 796,590.90 and 510,065.40 is: 765,098.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,060.60 : 796,590.90 = 510,065.40 : x
  2. Step 2: Convert to fraction form
    531,060.60/796,590.90 = 510,065.40/x
  3. Step 3: Cross multiply
    531,060.60x = 796,590.90 × 510,065.40
  4. Step 4: Simplify right side
    531,060.60x = 406,313,456,044.86
  5. Step 5: Solve for x
    x = 406,313,456,044.86/531,060.60
  6. Step 6: Final answer
    x = 765,098.10

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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.