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Finding the Fourth Proportional to 472,237.39, 651,702.85 and 268,284.60

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Solution

The fourth proportional to 472,237.39, 651,702.85 and 268,284.60 is: 370,241.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,237.39 : 651,702.85 = 268,284.60 : x
  2. Step 2: Convert to fraction form
    472,237.39/651,702.85 = 268,284.60/x
  3. Step 3: Cross multiply
    472,237.39x = 651,702.85 × 268,284.60
  4. Step 4: Simplify right side
    472,237.39x = 174,841,841,210.35
  5. Step 5: Solve for x
    x = 174,841,841,210.35/472,237.39
  6. Step 6: Final answer
    x = 370,241.42

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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.