Home / 584,004.20-876,006.30-140,772.20

Finding the Fourth Proportional to 584,004.20, 876,006.30 and 140,772.20

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Solution

The fourth proportional to 584,004.20, 876,006.30 and 140,772.20 is: 211,158.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,004.20 : 876,006.30 = 140,772.20 : x
  2. Step 2: Convert to fraction form
    584,004.20/876,006.30 = 140,772.20/x
  3. Step 3: Cross multiply
    584,004.20x = 876,006.30 × 140,772.20
  4. Step 4: Simplify right side
    584,004.20x = 123,317,334,064.86
  5. Step 5: Solve for x
    x = 123,317,334,064.86/584,004.20
  6. Step 6: Final answer
    x = 211,158.30

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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.