Home / 875,182.20-1,312,773.30-576,065.40

Finding the Fourth Proportional to 875,182.20, 1,312,773.30 and 576,065.40

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Solution

The fourth proportional to 875,182.20, 1,312,773.30 and 576,065.40 is: 864,098.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,182.20 : 1,312,773.30 = 576,065.40 : x
  2. Step 2: Convert to fraction form
    875,182.20/1,312,773.30 = 576,065.40/x
  3. Step 3: Cross multiply
    875,182.20x = 1,312,773.30 × 576,065.40
  4. Step 4: Simplify right side
    875,182.20x = 756,243,276,173.82
  5. Step 5: Solve for x
    x = 756,243,276,173.82/875,182.20
  6. Step 6: Final answer
    x = 864,098.10

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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.