Home / 834,515.12-1,151,631.17-452,541.80

Finding the Fourth Proportional to 834,515.12, 1,151,631.17 and 452,541.80

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Solution

The fourth proportional to 834,515.12, 1,151,631.17 and 452,541.80 is: 624,507.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,515.12 : 1,151,631.17 = 452,541.80 : x
  2. Step 2: Convert to fraction form
    834,515.12/1,151,631.17 = 452,541.80/x
  3. Step 3: Cross multiply
    834,515.12x = 1,151,631.17 × 452,541.80
  4. Step 4: Simplify right side
    834,515.12x = 521,161,234,587.04
  5. Step 5: Solve for x
    x = 521,161,234,587.04/834,515.12
  6. Step 6: Final answer
    x = 624,507.84

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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.