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Finding the Fourth Proportional to 2,417.70, 3,336.06 and 1,473

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Solution

The fourth proportional to 2,417.70, 3,336.06 and 1,473 is: 2,032.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,417.70 : 3,336.06 = 1,473 : x
  2. Step 2: Convert to fraction form
    2,417.70/3,336.06 = 1,473/x
  3. Step 3: Cross multiply
    2,417.70x = 3,336.06 × 1,473
  4. Step 4: Simplify right side
    2,417.70x = 4,914,016.38
  5. Step 5: Solve for x
    x = 4,914,016.38/2,417.70
  6. Step 6: Final answer
    x = 2,032.52

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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.