Home / 472,275.18-708,026.73-219,713.10

Finding the Fourth Proportional to 472,275.18, 708,026.73 and 219,713.10

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Solution

The fourth proportional to 472,275.18, 708,026.73 and 219,713.10 is: 329,390.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,275.18 : 708,026.73 = 219,713.10 : x
  2. Step 2: Convert to fraction form
    472,275.18/708,026.73 = 219,713.10/x
  3. Step 3: Cross multiply
    472,275.18x = 708,026.73 × 219,713.10
  4. Step 4: Simplify right side
    472,275.18x = 155,562,747,731.16
  5. Step 5: Solve for x
    x = 155,562,747,731.16/472,275.18
  6. Step 6: Final answer
    x = 329,390.06

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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.