Home / 702,385.40-1,053,471.18-229,070

Finding the Fourth Proportional to 702,385.40, 1,053,471.18 and 229,070

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Solution

The fourth proportional to 702,385.40, 1,053,471.18 and 229,070 is: 343,570.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,385.40 : 1,053,471.18 = 229,070 : x
  2. Step 2: Convert to fraction form
    702,385.40/1,053,471.18 = 229,070/x
  3. Step 3: Cross multiply
    702,385.40x = 1,053,471.18 × 229,070
  4. Step 4: Simplify right side
    702,385.40x = 241,318,643,202.60
  5. Step 5: Solve for x
    x = 241,318,643,202.60/702,385.40
  6. Step 6: Final answer
    x = 343,570.13

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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.