Home / 374,343.60-516,594.23-213,213.65

Finding the Fourth Proportional to 374,343.60, 516,594.23 and 213,213.65

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Solution

The fourth proportional to 374,343.60, 516,594.23 and 213,213.65 is: 294,234.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,343.60 : 516,594.23 = 213,213.65 : x
  2. Step 2: Convert to fraction form
    374,343.60/516,594.23 = 213,213.65/x
  3. Step 3: Cross multiply
    374,343.60x = 516,594.23 × 213,213.65
  4. Step 4: Simplify right side
    374,343.60x = 110,144,937,698.20
  5. Step 5: Solve for x
    x = 110,144,937,698.20/374,343.60
  6. Step 6: Final answer
    x = 294,234.86

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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.