Home / 861,950.40-1,292,482.67-462,926.76

Finding the Fourth Proportional to 861,950.40, 1,292,482.67 and 462,926.76

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Solution

The fourth proportional to 861,950.40, 1,292,482.67 and 462,926.76 is: 694,152.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    861,950.40 : 1,292,482.67 = 462,926.76 : x
  2. Step 2: Convert to fraction form
    861,950.40/1,292,482.67 = 462,926.76/x
  3. Step 3: Cross multiply
    861,950.40x = 1,292,482.67 × 462,926.76
  4. Step 4: Simplify right side
    861,950.40x = 598,324,812,464.62
  5. Step 5: Solve for x
    x = 598,324,812,464.62/861,950.40
  6. Step 6: Final answer
    x = 694,152.25

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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.