Home / 853,925.19-1,177,654.03-708,500.74

Finding the Fourth Proportional to 853,925.19, 1,177,654.03 and 708,500.74

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Solution

The fourth proportional to 853,925.19, 1,177,654.03 and 708,500.74 is: 977,098.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    853,925.19 : 1,177,654.03 = 708,500.74 : x
  2. Step 2: Convert to fraction form
    853,925.19/1,177,654.03 = 708,500.74/x
  3. Step 3: Cross multiply
    853,925.19x = 1,177,654.03 × 708,500.74
  4. Step 4: Simplify right side
    853,925.19x = 834,368,751,419.80
  5. Step 5: Solve for x
    x = 834,368,751,419.80/853,925.19
  6. Step 6: Final answer
    x = 977,098.18

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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.