Home / 349,020.38-523,612.62-112,354.22

Finding the Fourth Proportional to 349,020.38, 523,612.62 and 112,354.22

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Solution

The fourth proportional to 349,020.38, 523,612.62 and 112,354.22 is: 168,557.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,020.38 : 523,612.62 = 112,354.22 : x
  2. Step 2: Convert to fraction form
    349,020.38/523,612.62 = 112,354.22/x
  3. Step 3: Cross multiply
    349,020.38x = 523,612.62 × 112,354.22
  4. Step 4: Simplify right side
    349,020.38x = 58,830,087,502.26
  5. Step 5: Solve for x
    x = 58,830,087,502.26/349,020.38
  6. Step 6: Final answer
    x = 168,557.74

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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.