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Finding the Fourth Proportional to 532,383.60, 798,575.40 and 497,132.40

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Solution

The fourth proportional to 532,383.60, 798,575.40 and 497,132.40 is: 745,698.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,383.60 : 798,575.40 = 497,132.40 : x
  2. Step 2: Convert to fraction form
    532,383.60/798,575.40 = 497,132.40/x
  3. Step 3: Cross multiply
    532,383.60x = 798,575.40 × 497,132.40
  4. Step 4: Simplify right side
    532,383.60x = 396,997,705,182.96
  5. Step 5: Solve for x
    x = 396,997,705,182.96/532,383.60
  6. Step 6: Final answer
    x = 745,698.60

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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.