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Finding the Fourth Proportional to 340,366.70, 510,744.45 and 235,261.10

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Solution

The fourth proportional to 340,366.70, 510,744.45 and 235,261.10 is: 353,026.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,366.70 : 510,744.45 = 235,261.10 : x
  2. Step 2: Convert to fraction form
    340,366.70/510,744.45 = 235,261.10/x
  3. Step 3: Cross multiply
    340,366.70x = 510,744.45 × 235,261.10
  4. Step 4: Simplify right side
    340,366.70x = 120,158,301,125.90
  5. Step 5: Solve for x
    x = 120,158,301,125.90/340,366.70
  6. Step 6: Final answer
    x = 353,026.02

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.