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Finding the Fourth Proportional to 483,337.20, 723,572.20 and 359,228.40

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Solution

The fourth proportional to 483,337.20, 723,572.20 and 359,228.40 is: 537,777.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,337.20 : 723,572.20 = 359,228.40 : x
  2. Step 2: Convert to fraction form
    483,337.20/723,572.20 = 359,228.40/x
  3. Step 3: Cross multiply
    483,337.20x = 723,572.20 × 359,228.40
  4. Step 4: Simplify right side
    483,337.20x = 259,927,683,690.48
  5. Step 5: Solve for x
    x = 259,927,683,690.48/483,337.20
  6. Step 6: Final answer
    x = 537,777.11

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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.