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Finding the Fourth Proportional to 625,203.84, 933,561.60 and 497,414.64

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Solution

The fourth proportional to 625,203.84, 933,561.60 and 497,414.64 is: 742,745.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    625,203.84 : 933,561.60 = 497,414.64 : x
  2. Step 2: Convert to fraction form
    625,203.84/933,561.60 = 497,414.64/x
  3. Step 3: Cross multiply
    625,203.84x = 933,561.60 × 497,414.64
  4. Step 4: Simplify right side
    625,203.84x = 464,367,207,181.82
  5. Step 5: Solve for x
    x = 464,367,207,181.82/625,203.84
  6. Step 6: Final answer
    x = 742,745.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.