Home / 838,079.08-1,156,526.92-456,097.68

Finding the Fourth Proportional to 838,079.08, 1,156,526.92 and 456,097.68

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Solution

The fourth proportional to 838,079.08, 1,156,526.92 and 456,097.68 is: 629,402.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,079.08 : 1,156,526.92 = 456,097.68 : x
  2. Step 2: Convert to fraction form
    838,079.08/1,156,526.92 = 456,097.68/x
  3. Step 3: Cross multiply
    838,079.08x = 1,156,526.92 × 456,097.68
  4. Step 4: Simplify right side
    838,079.08x = 527,489,245,069.55
  5. Step 5: Solve for x
    x = 527,489,245,069.55/838,079.08
  6. Step 6: Final answer
    x = 629,402.71

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1.5x scale

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.