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Finding the Fourth Proportional to 437,423.95, 656,135.93 and 250,303.15

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Solution

The fourth proportional to 437,423.95, 656,135.93 and 250,303.15 is: 375,454.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,423.95 : 656,135.93 = 250,303.15 : x
  2. Step 2: Convert to fraction form
    437,423.95/656,135.93 = 250,303.15/x
  3. Step 3: Cross multiply
    437,423.95x = 656,135.93 × 250,303.15
  4. Step 4: Simplify right side
    437,423.95x = 164,232,890,107.18
  5. Step 5: Solve for x
    x = 164,232,890,107.18/437,423.95
  6. Step 6: Final answer
    x = 375,454.73

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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.