Home / 347,102.08-519,812.61-240,186.31

Finding the Fourth Proportional to 347,102.08, 519,812.61 and 240,186.31

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Solution

The fourth proportional to 347,102.08, 519,812.61 and 240,186.31 is: 359,697.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,102.08 : 519,812.61 = 240,186.31 : x
  2. Step 2: Convert to fraction form
    347,102.08/519,812.61 = 240,186.31/x
  3. Step 3: Cross multiply
    347,102.08x = 519,812.61 × 240,186.31
  4. Step 4: Simplify right side
    347,102.08x = 124,851,872,687.37
  5. Step 5: Solve for x
    x = 124,851,872,687.37/347,102.08
  6. Step 6: Final answer
    x = 359,697.85

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1.5x scale

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.