Home / 711,242.40-1,065,308.40-552,223.20

Finding the Fourth Proportional to 711,242.40, 1,065,308.40 and 552,223.20

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Solution

The fourth proportional to 711,242.40, 1,065,308.40 and 552,223.20 is: 827,127.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    711,242.40 : 1,065,308.40 = 552,223.20 : x
  2. Step 2: Convert to fraction form
    711,242.40/1,065,308.40 = 552,223.20/x
  3. Step 3: Cross multiply
    711,242.40x = 1,065,308.40 × 552,223.20
  4. Step 4: Simplify right side
    711,242.40x = 588,288,013,634.88
  5. Step 5: Solve for x
    x = 588,288,013,634.88/711,242.40
  6. Step 6: Final answer
    x = 827,127.31

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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.