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Finding the Fourth Proportional to 634,952.57, 952,518.15 and 185,707.13

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Solution

The fourth proportional to 634,952.57, 952,518.15 and 185,707.13 is: 278,586.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,952.57 : 952,518.15 = 185,707.13 : x
  2. Step 2: Convert to fraction form
    634,952.57/952,518.15 = 185,707.13/x
  3. Step 3: Cross multiply
    634,952.57x = 952,518.15 × 185,707.13
  4. Step 4: Simplify right side
    634,952.57x = 176,889,407,146.82
  5. Step 5: Solve for x
    x = 176,889,407,146.82/634,952.57
  6. Step 6: Final answer
    x = 278,586.81

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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.