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Finding the Fourth Proportional to 473,262.28, 653,097 and 258,401.68

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Solution

The fourth proportional to 473,262.28, 653,097 and 258,401.68 is: 356,591.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,262.28 : 653,097 = 258,401.68 : x
  2. Step 2: Convert to fraction form
    473,262.28/653,097 = 258,401.68/x
  3. Step 3: Cross multiply
    473,262.28x = 653,097 × 258,401.68
  4. Step 4: Simplify right side
    473,262.28x = 168,761,362,002.96
  5. Step 5: Solve for x
    x = 168,761,362,002.96/473,262.28
  6. Step 6: Final answer
    x = 356,591.62

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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.