Home / 932,186.88-1,286,426.88-529,781.76

Finding the Fourth Proportional to 932,186.88, 1,286,426.88 and 529,781.76

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Solution

The fourth proportional to 932,186.88, 1,286,426.88 and 529,781.76 is: 731,103.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,186.88 : 1,286,426.88 = 529,781.76 : x
  2. Step 2: Convert to fraction form
    932,186.88/1,286,426.88 = 529,781.76/x
  3. Step 3: Cross multiply
    932,186.88x = 1,286,426.88 × 529,781.76
  4. Step 4: Simplify right side
    932,186.88x = 681,525,496,597.71
  5. Step 5: Solve for x
    x = 681,525,496,597.71/932,186.88
  6. Step 6: Final answer
    x = 731,103.94

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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.