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Finding the Fourth Proportional to 833,672.17, 1,150,468.36 and 451,698.95

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Solution

The fourth proportional to 833,672.17, 1,150,468.36 and 451,698.95 is: 623,344.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,672.17 : 1,150,468.36 = 451,698.95 : x
  2. Step 2: Convert to fraction form
    833,672.17/1,150,468.36 = 451,698.95/x
  3. Step 3: Cross multiply
    833,672.17x = 1,150,468.36 × 451,698.95
  4. Step 4: Simplify right side
    833,672.17x = 519,665,350,220.22
  5. Step 5: Solve for x
    x = 519,665,350,220.22/833,672.17
  6. Step 6: Final answer
    x = 623,344.97

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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.