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Finding the Fourth Proportional to 223,799.04, 335,628.90 and 74,005.74

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Solution

The fourth proportional to 223,799.04, 335,628.90 and 74,005.74 is: 110,985.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,799.04 : 335,628.90 = 74,005.74 : x
  2. Step 2: Convert to fraction form
    223,799.04/335,628.90 = 74,005.74/x
  3. Step 3: Cross multiply
    223,799.04x = 335,628.90 × 74,005.74
  4. Step 4: Simplify right side
    223,799.04x = 24,838,465,109.89
  5. Step 5: Solve for x
    x = 24,838,465,109.89/223,799.04
  6. Step 6: Final answer
    x = 110,985.57

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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.