Home / 834,146.20-1,251,219.30-566,457.40

Finding the Fourth Proportional to 834,146.20, 1,251,219.30 and 566,457.40

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Solution

The fourth proportional to 834,146.20, 1,251,219.30 and 566,457.40 is: 849,686.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,146.20 : 1,251,219.30 = 566,457.40 : x
  2. Step 2: Convert to fraction form
    834,146.20/1,251,219.30 = 566,457.40/x
  3. Step 3: Cross multiply
    834,146.20x = 1,251,219.30 × 566,457.40
  4. Step 4: Simplify right side
    834,146.20x = 708,762,431,507.82
  5. Step 5: Solve for x
    x = 708,762,431,507.82/834,146.20
  6. Step 6: Final answer
    x = 849,686.10

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1.5x scale

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.