Home / 869,082.60-1,303,623.90-537,306.60

Finding the Fourth Proportional to 869,082.60, 1,303,623.90 and 537,306.60

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Solution

The fourth proportional to 869,082.60, 1,303,623.90 and 537,306.60 is: 805,959.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    869,082.60 : 1,303,623.90 = 537,306.60 : x
  2. Step 2: Convert to fraction form
    869,082.60/1,303,623.90 = 537,306.60/x
  3. Step 3: Cross multiply
    869,082.60x = 1,303,623.90 × 537,306.60
  4. Step 4: Simplify right side
    869,082.60x = 700,445,725,387.74
  5. Step 5: Solve for x
    x = 700,445,725,387.74/869,082.60
  6. Step 6: Final answer
    x = 805,959.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.