Home / 864,748.28-1,296,499.10-527,709.71

Finding the Fourth Proportional to 864,748.28, 1,296,499.10 and 527,709.71

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Solution

The fourth proportional to 864,748.28, 1,296,499.10 and 527,709.71 is: 791,184.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,748.28 : 1,296,499.10 = 527,709.71 : x
  2. Step 2: Convert to fraction form
    864,748.28/1,296,499.10 = 527,709.71/x
  3. Step 3: Cross multiply
    864,748.28x = 1,296,499.10 × 527,709.71
  4. Step 4: Simplify right side
    864,748.28x = 684,175,154,955.22
  5. Step 5: Solve for x
    x = 684,175,154,955.22/864,748.28
  6. Step 6: Final answer
    x = 791,184.18

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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.