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Finding the Fourth Proportional to 474,954.08, 655,425.04 and 260,103.20

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Solution

The fourth proportional to 474,954.08, 655,425.04 and 260,103.20 is: 358,936.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,954.08 : 655,425.04 = 260,103.20 : x
  2. Step 2: Convert to fraction form
    474,954.08/655,425.04 = 260,103.20/x
  3. Step 3: Cross multiply
    474,954.08x = 655,425.04 × 260,103.20
  4. Step 4: Simplify right side
    474,954.08x = 170,478,150,264.13
  5. Step 5: Solve for x
    x = 170,478,150,264.13/474,954.08
  6. Step 6: Final answer
    x = 358,936.07

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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.