Home / 867,098.11-1,301,123.19-440,670.71

Finding the Fourth Proportional to 867,098.11, 1,301,123.19 and 440,670.71

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Solution

The fourth proportional to 867,098.11, 1,301,123.19 and 440,670.71 is: 661,247.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,098.11 : 1,301,123.19 = 440,670.71 : x
  2. Step 2: Convert to fraction form
    867,098.11/1,301,123.19 = 440,670.71/x
  3. Step 3: Cross multiply
    867,098.11x = 1,301,123.19 × 440,670.71
  4. Step 4: Simplify right side
    867,098.11x = 573,366,879,934.77
  5. Step 5: Solve for x
    x = 573,366,879,934.77/867,098.11
  6. Step 6: Final answer
    x = 661,247.99

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Double scale
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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.