Home / 779,911.40-1,169,867.10-732,672.20

Finding the Fourth Proportional to 779,911.40, 1,169,867.10 and 732,672.20

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Solution

The fourth proportional to 779,911.40, 1,169,867.10 and 732,672.20 is: 1,099,008.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,911.40 : 1,169,867.10 = 732,672.20 : x
  2. Step 2: Convert to fraction form
    779,911.40/1,169,867.10 = 732,672.20/x
  3. Step 3: Cross multiply
    779,911.40x = 1,169,867.10 × 732,672.20
  4. Step 4: Simplify right side
    779,911.40x = 857,129,101,864.62
  5. Step 5: Solve for x
    x = 857,129,101,864.62/779,911.40
  6. Step 6: Final answer
    x = 1,099,008.30

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.