Home / 607,191.29-837,572.71-392,331.36

Finding the Fourth Proportional to 607,191.29, 837,572.71 and 392,331.36

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Solution

The fourth proportional to 607,191.29, 837,572.71 and 392,331.36 is: 541,190.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,191.29 : 837,572.71 = 392,331.36 : x
  2. Step 2: Convert to fraction form
    607,191.29/837,572.71 = 392,331.36/x
  3. Step 3: Cross multiply
    607,191.29x = 837,572.71 × 392,331.36
  4. Step 4: Simplify right side
    607,191.29x = 328,606,038,451.53
  5. Step 5: Solve for x
    x = 328,606,038,451.53/607,191.29
  6. Step 6: Final answer
    x = 541,190.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.