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Finding the Fourth Proportional to 850,360, 1,173,411.66 and 523,620.64

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Solution

The fourth proportional to 850,360, 1,173,411.66 and 523,620.64 is: 722,544.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,360 : 1,173,411.66 = 523,620.64 : x
  2. Step 2: Convert to fraction form
    850,360/1,173,411.66 = 523,620.64/x
  3. Step 3: Cross multiply
    850,360x = 1,173,411.66 × 523,620.64
  4. Step 4: Simplify right side
    850,360x = 614,422,564,392.66
  5. Step 5: Solve for x
    x = 614,422,564,392.66/850,360
  6. Step 6: Final answer
    x = 722,544.06

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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.