Home / 971,301.92-1,454,205.44-514,853.12

Finding the Fourth Proportional to 971,301.92, 1,454,205.44 and 514,853.12

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Solution

The fourth proportional to 971,301.92, 1,454,205.44 and 514,853.12 is: 770,823.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,301.92 : 1,454,205.44 = 514,853.12 : x
  2. Step 2: Convert to fraction form
    971,301.92/1,454,205.44 = 514,853.12/x
  3. Step 3: Cross multiply
    971,301.92x = 1,454,205.44 × 514,853.12
  4. Step 4: Simplify right side
    971,301.92x = 748,702,207,904.97
  5. Step 5: Solve for x
    x = 748,702,207,904.97/971,301.92
  6. Step 6: Final answer
    x = 770,823.36

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Double scale
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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.