Home / 451,882.02-623,603.43-247,929.15

Finding the Fourth Proportional to 451,882.02, 623,603.43 and 247,929.15

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Solution

The fourth proportional to 451,882.02, 623,603.43 and 247,929.15 is: 342,145.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,882.02 : 623,603.43 = 247,929.15 : x
  2. Step 2: Convert to fraction form
    451,882.02/623,603.43 = 247,929.15/x
  3. Step 3: Cross multiply
    451,882.02x = 623,603.43 × 247,929.15
  4. Step 4: Simplify right side
    451,882.02x = 154,609,468,336.99
  5. Step 5: Solve for x
    x = 154,609,468,336.99/451,882.02
  6. Step 6: Final answer
    x = 342,145.65

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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.