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Finding the Fourth Proportional to 474,812.04, 655,242.53 and 259,972.10

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Solution

The fourth proportional to 474,812.04, 655,242.53 and 259,972.10 is: 358,762.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,812.04 : 655,242.53 = 259,972.10 : x
  2. Step 2: Convert to fraction form
    474,812.04/655,242.53 = 259,972.10/x
  3. Step 3: Cross multiply
    474,812.04x = 655,242.53 × 259,972.10
  4. Step 4: Simplify right side
    474,812.04x = 170,344,771,957.34
  5. Step 5: Solve for x
    x = 170,344,771,957.34/474,812.04
  6. Step 6: Final answer
    x = 358,762.54

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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.