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Finding the Fourth Proportional to 431,950.19, 596,209.82 and 250,720.50

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Solution

The fourth proportional to 431,950.19, 596,209.82 and 250,720.50 is: 346,063.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,950.19 : 596,209.82 = 250,720.50 : x
  2. Step 2: Convert to fraction form
    431,950.19/596,209.82 = 250,720.50/x
  3. Step 3: Cross multiply
    431,950.19x = 596,209.82 × 250,720.50
  4. Step 4: Simplify right side
    431,950.19x = 149,482,025,627.60
  5. Step 5: Solve for x
    x = 149,482,025,627.60/431,950.19
  6. Step 6: Final answer
    x = 346,063.11

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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.