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Finding the Fourth Proportional to 315,626.80, 473,440.20 and 94,010.80

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Solution

The fourth proportional to 315,626.80, 473,440.20 and 94,010.80 is: 141,016.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,626.80 : 473,440.20 = 94,010.80 : x
  2. Step 2: Convert to fraction form
    315,626.80/473,440.20 = 94,010.80/x
  3. Step 3: Cross multiply
    315,626.80x = 473,440.20 × 94,010.80
  4. Step 4: Simplify right side
    315,626.80x = 44,508,491,954.16
  5. Step 5: Solve for x
    x = 44,508,491,954.16/315,626.80
  6. Step 6: Final answer
    x = 141,016.20

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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.