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Finding the Fourth Proportional to 2,223.41, 3,335.18 and 924.98

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Solution

The fourth proportional to 2,223.41, 3,335.18 and 924.98 is: 1,387.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,223.41 : 3,335.18 = 924.98 : x
  2. Step 2: Convert to fraction form
    2,223.41/3,335.18 = 924.98/x
  3. Step 3: Cross multiply
    2,223.41x = 3,335.18 × 924.98
  4. Step 4: Simplify right side
    2,223.41x = 3,084,953.50
  5. Step 5: Solve for x
    x = 3,084,953.50/2,223.41
  6. Step 6: Final answer
    x = 1,387.49

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1.5x scale

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.