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Finding the Fourth Proportional to 329,256.08, 454,373.40 and 178,353.08

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Solution

The fourth proportional to 329,256.08, 454,373.40 and 178,353.08 is: 246,127.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,256.08 : 454,373.40 = 178,353.08 : x
  2. Step 2: Convert to fraction form
    329,256.08/454,373.40 = 178,353.08/x
  3. Step 3: Cross multiply
    329,256.08x = 454,373.40 × 178,353.08
  4. Step 4: Simplify right side
    329,256.08x = 81,038,895,360.07
  5. Step 5: Solve for x
    x = 81,038,895,360.07/329,256.08
  6. Step 6: Final answer
    x = 246,127.26

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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.