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Finding the Fourth Proportional to 781,233.60, 1,169,085.60 and 532,401.60

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Solution

The fourth proportional to 781,233.60, 1,169,085.60 and 532,401.60 is: 796,718.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    781,233.60 : 1,169,085.60 = 532,401.60 : x
  2. Step 2: Convert to fraction form
    781,233.60/1,169,085.60 = 532,401.60/x
  3. Step 3: Cross multiply
    781,233.60x = 1,169,085.60 × 532,401.60
  4. Step 4: Simplify right side
    781,233.60x = 622,423,043,976.96
  5. Step 5: Solve for x
    x = 622,423,043,976.96/781,233.60
  6. Step 6: Final answer
    x = 796,718.22

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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.