Home / 589,726.11-883,292.52-487,364.04

Finding the Fourth Proportional to 589,726.11, 883,292.52 and 487,364.04

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Solution

The fourth proportional to 589,726.11, 883,292.52 and 487,364.04 is: 729,974.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,726.11 : 883,292.52 = 487,364.04 : x
  2. Step 2: Convert to fraction form
    589,726.11/883,292.52 = 487,364.04/x
  3. Step 3: Cross multiply
    589,726.11x = 883,292.52 × 487,364.04
  4. Step 4: Simplify right side
    589,726.11x = 430,485,011,048.98
  5. Step 5: Solve for x
    x = 430,485,011,048.98/589,726.11
  6. Step 6: Final answer
    x = 729,974.48

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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.