Home / 524,875.75-787,734.01-272,228.65

Finding the Fourth Proportional to 524,875.75, 787,734.01 and 272,228.65

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Solution

The fourth proportional to 524,875.75, 787,734.01 and 272,228.65 is: 408,561.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,875.75 : 787,734.01 = 272,228.65 : x
  2. Step 2: Convert to fraction form
    524,875.75/787,734.01 = 272,228.65/x
  3. Step 3: Cross multiply
    524,875.75x = 787,734.01 × 272,228.65
  4. Step 4: Simplify right side
    524,875.75x = 214,443,764,472.34
  5. Step 5: Solve for x
    x = 214,443,764,472.34/524,875.75
  6. Step 6: Final answer
    x = 408,561.01

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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.