Home / 758,151.20-1,137,226.80-384,903.20

Finding the Fourth Proportional to 758,151.20, 1,137,226.80 and 384,903.20

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Solution

The fourth proportional to 758,151.20, 1,137,226.80 and 384,903.20 is: 577,354.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,151.20 : 1,137,226.80 = 384,903.20 : x
  2. Step 2: Convert to fraction form
    758,151.20/1,137,226.80 = 384,903.20/x
  3. Step 3: Cross multiply
    758,151.20x = 1,137,226.80 × 384,903.20
  4. Step 4: Simplify right side
    758,151.20x = 437,722,234,445.76
  5. Step 5: Solve for x
    x = 437,722,234,445.76/758,151.20
  6. Step 6: Final answer
    x = 577,354.80

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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.