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Finding the Fourth Proportional to 632,260.26, 949,058.80 and 617,981.90

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Solution

The fourth proportional to 632,260.26, 949,058.80 and 617,981.90 is: 927,626.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,260.26 : 949,058.80 = 617,981.90 : x
  2. Step 2: Convert to fraction form
    632,260.26/949,058.80 = 617,981.90/x
  3. Step 3: Cross multiply
    632,260.26x = 949,058.80 × 617,981.90
  4. Step 4: Simplify right side
    632,260.26x = 586,501,160,435.72
  5. Step 5: Solve for x
    x = 586,501,160,435.72/632,260.26
  6. Step 6: Final answer
    x = 927,626.17

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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.