Home / 268,662.18-371,002.77-173,332.74

Finding the Fourth Proportional to 268,662.18, 371,002.77 and 173,332.74

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Solution

The fourth proportional to 268,662.18, 371,002.77 and 173,332.74 is: 239,359.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,662.18 : 371,002.77 = 173,332.74 : x
  2. Step 2: Convert to fraction form
    268,662.18/371,002.77 = 173,332.74/x
  3. Step 3: Cross multiply
    268,662.18x = 371,002.77 × 173,332.74
  4. Step 4: Simplify right side
    268,662.18x = 64,306,926,671.69
  5. Step 5: Solve for x
    x = 64,306,926,671.69/268,662.18
  6. Step 6: Final answer
    x = 239,359.80

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1.5x scale

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.