Home / 853,246.80-1,177,433.28-530,946.72

Finding the Fourth Proportional to 853,246.80, 1,177,433.28 and 530,946.72

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Solution

The fourth proportional to 853,246.80, 1,177,433.28 and 530,946.72 is: 732,677.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    853,246.80 : 1,177,433.28 = 530,946.72 : x
  2. Step 2: Convert to fraction form
    853,246.80/1,177,433.28 = 530,946.72/x
  3. Step 3: Cross multiply
    853,246.80x = 1,177,433.28 × 530,946.72
  4. Step 4: Simplify right side
    853,246.80x = 625,154,338,034.84
  5. Step 5: Solve for x
    x = 625,154,338,034.84/853,246.80
  6. Step 6: Final answer
    x = 732,677.04

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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.