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Finding the Fourth Proportional to 532,341.90, 798,512.85 and 493,850.70

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Solution

The fourth proportional to 532,341.90, 798,512.85 and 493,850.70 is: 740,776.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,341.90 : 798,512.85 = 493,850.70 : x
  2. Step 2: Convert to fraction form
    532,341.90/798,512.85 = 493,850.70/x
  3. Step 3: Cross multiply
    532,341.90x = 798,512.85 × 493,850.70
  4. Step 4: Simplify right side
    532,341.90x = 394,346,129,931.50
  5. Step 5: Solve for x
    x = 394,346,129,931.50/532,341.90
  6. Step 6: Final answer
    x = 740,776.05

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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.