Home / 668,061.15-1,002,091.73-508,628.85

Finding the Fourth Proportional to 668,061.15, 1,002,091.73 and 508,628.85

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Solution

The fourth proportional to 668,061.15, 1,002,091.73 and 508,628.85 is: 762,943.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,061.15 : 1,002,091.73 = 508,628.85 : x
  2. Step 2: Convert to fraction form
    668,061.15/1,002,091.73 = 508,628.85/x
  3. Step 3: Cross multiply
    668,061.15x = 1,002,091.73 × 508,628.85
  4. Step 4: Simplify right side
    668,061.15x = 509,692,761,681.27
  5. Step 5: Solve for x
    x = 509,692,761,681.27/668,061.15
  6. Step 6: Final answer
    x = 762,943.28

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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.