Home / 910,374.30-1,365,561.45-739,132.20

Finding the Fourth Proportional to 910,374.30, 1,365,561.45 and 739,132.20

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Solution

The fourth proportional to 910,374.30, 1,365,561.45 and 739,132.20 is: 1,108,698.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,374.30 : 1,365,561.45 = 739,132.20 : x
  2. Step 2: Convert to fraction form
    910,374.30/1,365,561.45 = 739,132.20/x
  3. Step 3: Cross multiply
    910,374.30x = 1,365,561.45 × 739,132.20
  4. Step 4: Simplify right side
    910,374.30x = 1,009,330,438,773.69
  5. Step 5: Solve for x
    x = 1,009,330,438,773.69/910,374.30
  6. Step 6: Final answer
    x = 1,108,698.30

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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.