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Finding the Fourth Proportional to 350,331, 483,535.53 and 229,402.05

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Solution

The fourth proportional to 350,331, 483,535.53 and 229,402.05 is: 316,626.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,331 : 483,535.53 = 229,402.05 : x
  2. Step 2: Convert to fraction form
    350,331/483,535.53 = 229,402.05/x
  3. Step 3: Cross multiply
    350,331x = 483,535.53 × 229,402.05
  4. Step 4: Simplify right side
    350,331x = 110,924,041,829.84
  5. Step 5: Solve for x
    x = 110,924,041,829.84/350,331
  6. Step 6: Final answer
    x = 316,626.40

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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.