Home / 787,332.60-1,180,998.90-467,998.20

Finding the Fourth Proportional to 787,332.60, 1,180,998.90 and 467,998.20

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Solution

The fourth proportional to 787,332.60, 1,180,998.90 and 467,998.20 is: 701,997.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    787,332.60 : 1,180,998.90 = 467,998.20 : x
  2. Step 2: Convert to fraction form
    787,332.60/1,180,998.90 = 467,998.20/x
  3. Step 3: Cross multiply
    787,332.60x = 1,180,998.90 × 467,998.20
  4. Step 4: Simplify right side
    787,332.60x = 552,705,359,401.98
  5. Step 5: Solve for x
    x = 552,705,359,401.98/787,332.60
  6. Step 6: Final answer
    x = 701,997.30

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Half scale
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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.