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Finding the Fourth Proportional to 292,775.40, 437,850.90 and 245,536.20

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Solution

The fourth proportional to 292,775.40, 437,850.90 and 245,536.20 is: 367,203.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,775.40 : 437,850.90 = 245,536.20 : x
  2. Step 2: Convert to fraction form
    292,775.40/437,850.90 = 245,536.20/x
  3. Step 3: Cross multiply
    292,775.40x = 437,850.90 × 245,536.20
  4. Step 4: Simplify right side
    292,775.40x = 107,508,246,152.58
  5. Step 5: Solve for x
    x = 107,508,246,152.58/292,775.40
  6. Step 6: Final answer
    x = 367,203.82

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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.