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Finding the Fourth Proportional to 503,725.95, 755,113.86 and 250,767

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Solution

The fourth proportional to 503,725.95, 755,113.86 and 250,767 is: 375,914.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,725.95 : 755,113.86 = 250,767 : x
  2. Step 2: Convert to fraction form
    503,725.95/755,113.86 = 250,767/x
  3. Step 3: Cross multiply
    503,725.95x = 755,113.86 × 250,767
  4. Step 4: Simplify right side
    503,725.95x = 189,357,637,330.62
  5. Step 5: Solve for x
    x = 189,357,637,330.62/503,725.95
  6. Step 6: Final answer
    x = 375,914.00

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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.