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Finding the Fourth Proportional to 248,263.92, 372,417.84 and 70,767.12

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Solution

The fourth proportional to 248,263.92, 372,417.84 and 70,767.12 is: 106,156.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,263.92 : 372,417.84 = 70,767.12 : x
  2. Step 2: Convert to fraction form
    248,263.92/372,417.84 = 70,767.12/x
  3. Step 3: Cross multiply
    248,263.92x = 372,417.84 × 70,767.12
  4. Step 4: Simplify right side
    248,263.92x = 26,354,937,973.42
  5. Step 5: Solve for x
    x = 26,354,937,973.42/248,263.92
  6. Step 6: Final answer
    x = 106,156.94

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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.