Home / 607,500.15-911,250.23-575,023.20

Finding the Fourth Proportional to 607,500.15, 911,250.23 and 575,023.20

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Solution

The fourth proportional to 607,500.15, 911,250.23 and 575,023.20 is: 862,534.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,500.15 : 911,250.23 = 575,023.20 : x
  2. Step 2: Convert to fraction form
    607,500.15/911,250.23 = 575,023.20/x
  3. Step 3: Cross multiply
    607,500.15x = 911,250.23 × 575,023.20
  4. Step 4: Simplify right side
    607,500.15x = 523,990,020,380.22
  5. Step 5: Solve for x
    x = 523,990,020,380.22/607,500.15
  6. Step 6: Final answer
    x = 862,534.80

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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.