Home / 856,158.48-1,181,508.12-474,191.28

Finding the Fourth Proportional to 856,158.48, 1,181,508.12 and 474,191.28

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Solution

The fourth proportional to 856,158.48, 1,181,508.12 and 474,191.28 is: 654,389.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,158.48 : 1,181,508.12 = 474,191.28 : x
  2. Step 2: Convert to fraction form
    856,158.48/1,181,508.12 = 474,191.28/x
  3. Step 3: Cross multiply
    856,158.48x = 1,181,508.12 × 474,191.28
  4. Step 4: Simplify right side
    856,158.48x = 560,260,847,753.19
  5. Step 5: Solve for x
    x = 560,260,847,753.19/856,158.48
  6. Step 6: Final answer
    x = 654,389.18

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.