Home / 971,906.17-1,341,497.25-564,139.39

Finding the Fourth Proportional to 971,906.17, 1,341,497.25 and 564,139.39

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Solution

The fourth proportional to 971,906.17, 1,341,497.25 and 564,139.39 is: 778,667.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,906.17 : 1,341,497.25 = 564,139.39 : x
  2. Step 2: Convert to fraction form
    971,906.17/1,341,497.25 = 564,139.39/x
  3. Step 3: Cross multiply
    971,906.17x = 1,341,497.25 × 564,139.39
  4. Step 4: Simplify right side
    971,906.17x = 756,791,440,301.68
  5. Step 5: Solve for x
    x = 756,791,440,301.68/971,906.17
  6. Step 6: Final answer
    x = 778,667.18

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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.