Home / 381,975.24-527,125.62-212,225.16

Finding the Fourth Proportional to 381,975.24, 527,125.62 and 212,225.16

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Solution

The fourth proportional to 381,975.24, 527,125.62 and 212,225.16 is: 292,870.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    381,975.24 : 527,125.62 = 212,225.16 : x
  2. Step 2: Convert to fraction form
    381,975.24/527,125.62 = 212,225.16/x
  3. Step 3: Cross multiply
    381,975.24x = 527,125.62 × 212,225.16
  4. Step 4: Simplify right side
    381,975.24x = 111,869,319,044.60
  5. Step 5: Solve for x
    x = 111,869,319,044.60/381,975.24
  6. Step 6: Final answer
    x = 292,870.60

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1.5x scale

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.