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Finding the Fourth Proportional to 634,641.24, 952,894.98 and 261,393.24

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Solution

The fourth proportional to 634,641.24, 952,894.98 and 261,393.24 is: 392,474.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,641.24 : 952,894.98 = 261,393.24 : x
  2. Step 2: Convert to fraction form
    634,641.24/952,894.98 = 261,393.24/x
  3. Step 3: Cross multiply
    634,641.24x = 952,894.98 × 261,393.24
  4. Step 4: Simplify right side
    634,641.24x = 249,080,306,201.94
  5. Step 5: Solve for x
    x = 249,080,306,201.94/634,641.24
  6. Step 6: Final answer
    x = 392,474.19

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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.