Home / 840,717.34-1,160,217.94-458,765.08

Finding the Fourth Proportional to 840,717.34, 1,160,217.94 and 458,765.08

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Solution

The fourth proportional to 840,717.34, 1,160,217.94 and 458,765.08 is: 633,111.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    840,717.34 : 1,160,217.94 = 458,765.08 : x
  2. Step 2: Convert to fraction form
    840,717.34/1,160,217.94 = 458,765.08/x
  3. Step 3: Cross multiply
    840,717.34x = 1,160,217.94 × 458,765.08
  4. Step 4: Simplify right side
    840,717.34x = 532,267,477,815.17
  5. Step 5: Solve for x
    x = 532,267,477,815.17/840,717.34
  6. Step 6: Final answer
    x = 633,111.10

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.