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Finding the Fourth Proportional to 526,952.42, 790,554.36 and 171,967.10

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Solution

The fourth proportional to 526,952.42, 790,554.36 and 171,967.10 is: 257,991.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,952.42 : 790,554.36 = 171,967.10 : x
  2. Step 2: Convert to fraction form
    526,952.42/790,554.36 = 171,967.10/x
  3. Step 3: Cross multiply
    526,952.42x = 790,554.36 × 171,967.10
  4. Step 4: Simplify right side
    526,952.42x = 135,949,340,681.56
  5. Step 5: Solve for x
    x = 135,949,340,681.56/526,952.42
  6. Step 6: Final answer
    x = 257,991.68

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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.