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Finding the Fourth Proportional to 694,446.81, 958,123.97 and 452,641.16

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Solution

The fourth proportional to 694,446.81, 958,123.97 and 452,641.16 is: 624,506.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,446.81 : 958,123.97 = 452,641.16 : x
  2. Step 2: Convert to fraction form
    694,446.81/958,123.97 = 452,641.16/x
  3. Step 3: Cross multiply
    694,446.81x = 958,123.97 × 452,641.16
  4. Step 4: Simplify right side
    694,446.81x = 433,686,340,413.99
  5. Step 5: Solve for x
    x = 433,686,340,413.99/694,446.81
  6. Step 6: Final answer
    x = 624,506.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.