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Finding the Fourth Proportional to 191,746.80, 287,101.80 and 150,274.80

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Solution

The fourth proportional to 191,746.80, 287,101.80 and 150,274.80 is: 225,005.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,746.80 : 287,101.80 = 150,274.80 : x
  2. Step 2: Convert to fraction form
    191,746.80/287,101.80 = 150,274.80/x
  3. Step 3: Cross multiply
    191,746.80x = 287,101.80 × 150,274.80
  4. Step 4: Simplify right side
    191,746.80x = 43,144,165,574.64
  5. Step 5: Solve for x
    x = 43,144,165,574.64/191,746.80
  6. Step 6: Final answer
    x = 225,005.92

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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.