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Finding the Fourth Proportional to 560,761.54, 840,515.34 and 294,550.18

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Solution

The fourth proportional to 560,761.54, 840,515.34 and 294,550.18 is: 441,495.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,761.54 : 840,515.34 = 294,550.18 : x
  2. Step 2: Convert to fraction form
    560,761.54/840,515.34 = 294,550.18/x
  3. Step 3: Cross multiply
    560,761.54x = 840,515.34 × 294,550.18
  4. Step 4: Simplify right side
    560,761.54x = 247,573,944,689.76
  5. Step 5: Solve for x
    x = 247,573,944,689.76/560,761.54
  6. Step 6: Final answer
    x = 441,495.94

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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.