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Finding the Fourth Proportional to 834,256, 1,152,223.68 and 565,517.44

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Solution

The fourth proportional to 834,256, 1,152,223.68 and 565,517.44 is: 781,058.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,256 : 1,152,223.68 = 565,517.44 : x
  2. Step 2: Convert to fraction form
    834,256/1,152,223.68 = 565,517.44/x
  3. Step 3: Cross multiply
    834,256x = 1,152,223.68 × 565,517.44
  4. Step 4: Simplify right side
    834,256x = 651,602,585,820.98
  5. Step 5: Solve for x
    x = 651,602,585,820.98/834,256
  6. Step 6: Final answer
    x = 781,058.32

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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.