Home / 318,037.02-438,872.48-174,797.18

Finding the Fourth Proportional to 318,037.02, 438,872.48 and 174,797.18

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Solution

The fourth proportional to 318,037.02, 438,872.48 and 174,797.18 is: 241,209.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,037.02 : 438,872.48 = 174,797.18 : x
  2. Step 2: Convert to fraction form
    318,037.02/438,872.48 = 174,797.18/x
  3. Step 3: Cross multiply
    318,037.02x = 438,872.48 × 174,797.18
  4. Step 4: Simplify right side
    318,037.02x = 76,713,671,883.61
  5. Step 5: Solve for x
    x = 76,713,671,883.61/318,037.02
  6. Step 6: Final answer
    x = 241,209.88

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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.