Home / 591,158.10-815,505.87-349,323.66

Finding the Fourth Proportional to 591,158.10, 815,505.87 and 349,323.66

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Solution

The fourth proportional to 591,158.10, 815,505.87 and 349,323.66 is: 481,893.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,158.10 : 815,505.87 = 349,323.66 : x
  2. Step 2: Convert to fraction form
    591,158.10/815,505.87 = 349,323.66/x
  3. Step 3: Cross multiply
    591,158.10x = 815,505.87 × 349,323.66
  4. Step 4: Simplify right side
    591,158.10x = 284,875,495,259.88
  5. Step 5: Solve for x
    x = 284,875,495,259.88/591,158.10
  6. Step 6: Final answer
    x = 481,893.92

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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.