Home / 817,334.76-1,127,927.58-454,773.90

Finding the Fourth Proportional to 817,334.76, 1,127,927.58 and 454,773.90

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Solution

The fourth proportional to 817,334.76, 1,127,927.58 and 454,773.90 is: 627,591.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    817,334.76 : 1,127,927.58 = 454,773.90 : x
  2. Step 2: Convert to fraction form
    817,334.76/1,127,927.58 = 454,773.90/x
  3. Step 3: Cross multiply
    817,334.76x = 1,127,927.58 × 454,773.90
  4. Step 4: Simplify right side
    817,334.76x = 512,952,024,474.16
  5. Step 5: Solve for x
    x = 512,952,024,474.16/817,334.76
  6. Step 6: Final answer
    x = 627,591.10

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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.