Home / 755,609.60-1,133,414.40-711,286.40

Finding the Fourth Proportional to 755,609.60, 1,133,414.40 and 711,286.40

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Solution

The fourth proportional to 755,609.60, 1,133,414.40 and 711,286.40 is: 1,066,929.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,609.60 : 1,133,414.40 = 711,286.40 : x
  2. Step 2: Convert to fraction form
    755,609.60/1,133,414.40 = 711,286.40/x
  3. Step 3: Cross multiply
    755,609.60x = 1,133,414.40 × 711,286.40
  4. Step 4: Simplify right side
    755,609.60x = 806,182,248,284.16
  5. Step 5: Solve for x
    x = 806,182,248,284.16/755,609.60
  6. Step 6: Final answer
    x = 1,066,929.60

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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.