Home / 531,306.24-733,143.60-316,416.48

Finding the Fourth Proportional to 531,306.24, 733,143.60 and 316,416.48

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Solution

The fourth proportional to 531,306.24, 733,143.60 and 316,416.48 is: 436,619.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,306.24 : 733,143.60 = 316,416.48 : x
  2. Step 2: Convert to fraction form
    531,306.24/733,143.60 = 316,416.48/x
  3. Step 3: Cross multiply
    531,306.24x = 733,143.60 × 316,416.48
  4. Step 4: Simplify right side
    531,306.24x = 231,978,717,246.53
  5. Step 5: Solve for x
    x = 231,978,717,246.53/531,306.24
  6. Step 6: Final answer
    x = 436,619.60

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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.