Home / 959,438.52-1,439,059.16-319,673.16

Finding the Fourth Proportional to 959,438.52, 1,439,059.16 and 319,673.16

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Solution

The fourth proportional to 959,438.52, 1,439,059.16 and 319,673.16 is: 479,476.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    959,438.52 : 1,439,059.16 = 319,673.16 : x
  2. Step 2: Convert to fraction form
    959,438.52/1,439,059.16 = 319,673.16/x
  3. Step 3: Cross multiply
    959,438.52x = 1,439,059.16 × 319,673.16
  4. Step 4: Simplify right side
    959,438.52x = 460,028,588,704.55
  5. Step 5: Solve for x
    x = 460,028,588,704.55/959,438.52
  6. Step 6: Final answer
    x = 479,476.88

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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.