Home / 558,061.20-837,091.80-534,441.60

Finding the Fourth Proportional to 558,061.20, 837,091.80 and 534,441.60

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Solution

The fourth proportional to 558,061.20, 837,091.80 and 534,441.60 is: 801,662.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,061.20 : 837,091.80 = 534,441.60 : x
  2. Step 2: Convert to fraction form
    558,061.20/837,091.80 = 534,441.60/x
  3. Step 3: Cross multiply
    558,061.20x = 837,091.80 × 534,441.60
  4. Step 4: Simplify right side
    558,061.20x = 447,376,680,938.88
  5. Step 5: Solve for x
    x = 447,376,680,938.88/558,061.20
  6. Step 6: Final answer
    x = 801,662.40

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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.