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Finding the Fourth Proportional to 532,008.60, 798,085.80 and 194,967.60

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Solution

The fourth proportional to 532,008.60, 798,085.80 and 194,967.60 is: 292,478.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,008.60 : 798,085.80 = 194,967.60 : x
  2. Step 2: Convert to fraction form
    532,008.60/798,085.80 = 194,967.60/x
  3. Step 3: Cross multiply
    532,008.60x = 798,085.80 × 194,967.60
  4. Step 4: Simplify right side
    532,008.60x = 155,600,873,020.08
  5. Step 5: Solve for x
    x = 155,600,873,020.08/532,008.60
  6. Step 6: Final answer
    x = 292,478.12

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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.