Home / 971,804.61-1,341,092.52-542,112.57

Finding the Fourth Proportional to 971,804.61, 1,341,092.52 and 542,112.57

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Solution

The fourth proportional to 971,804.61, 1,341,092.52 and 542,112.57 is: 748,116.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,804.61 : 1,341,092.52 = 542,112.57 : x
  2. Step 2: Convert to fraction form
    971,804.61/1,341,092.52 = 542,112.57/x
  3. Step 3: Cross multiply
    971,804.61x = 1,341,092.52 × 542,112.57
  4. Step 4: Simplify right side
    971,804.61x = 727,023,112,624.98
  5. Step 5: Solve for x
    x = 727,023,112,624.98/971,804.61
  6. Step 6: Final answer
    x = 748,116.55

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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.