Home / 856,154.48-1,181,502.60-474,187.28

Finding the Fourth Proportional to 856,154.48, 1,181,502.60 and 474,187.28

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Solution

The fourth proportional to 856,154.48, 1,181,502.60 and 474,187.28 is: 654,383.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,154.48 : 1,181,502.60 = 474,187.28 : x
  2. Step 2: Convert to fraction form
    856,154.48/1,181,502.60 = 474,187.28/x
  3. Step 3: Cross multiply
    856,154.48x = 1,181,502.60 × 474,187.28
  4. Step 4: Simplify right side
    856,154.48x = 560,253,504,206.93
  5. Step 5: Solve for x
    x = 560,253,504,206.93/856,154.48
  6. Step 6: Final answer
    x = 654,383.66

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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.