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Finding the Fourth Proportional to 532,657.80, 798,986.70 and 333,592.20

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Solution

The fourth proportional to 532,657.80, 798,986.70 and 333,592.20 is: 500,388.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,657.80 : 798,986.70 = 333,592.20 : x
  2. Step 2: Convert to fraction form
    532,657.80/798,986.70 = 333,592.20/x
  3. Step 3: Cross multiply
    532,657.80x = 798,986.70 × 333,592.20
  4. Step 4: Simplify right side
    532,657.80x = 266,535,731,023.74
  5. Step 5: Solve for x
    x = 266,535,731,023.74/532,657.80
  6. Step 6: Final answer
    x = 500,388.30

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Double scale
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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.