Home / 294,728.16-441,962.40-84,318.24

Finding the Fourth Proportional to 294,728.16, 441,962.40 and 84,318.24

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Solution

The fourth proportional to 294,728.16, 441,962.40 and 84,318.24 is: 126,440.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,728.16 : 441,962.40 = 84,318.24 : x
  2. Step 2: Convert to fraction form
    294,728.16/441,962.40 = 84,318.24/x
  3. Step 3: Cross multiply
    294,728.16x = 441,962.40 × 84,318.24
  4. Step 4: Simplify right side
    294,728.16x = 37,265,491,714.18
  5. Step 5: Solve for x
    x = 37,265,491,714.18/294,728.16
  6. Step 6: Final answer
    x = 126,440.21

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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.