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Finding the Fourth Proportional to 291,098.90, 436,510.08 and 101,536.25

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Solution

The fourth proportional to 291,098.90, 436,510.08 and 101,536.25 is: 152,256.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,098.90 : 436,510.08 = 101,536.25 : x
  2. Step 2: Convert to fraction form
    291,098.90/436,510.08 = 101,536.25/x
  3. Step 3: Cross multiply
    291,098.90x = 436,510.08 × 101,536.25
  4. Step 4: Simplify right side
    291,098.90x = 44,321,594,427.85
  5. Step 5: Solve for x
    x = 44,321,594,427.85/291,098.90
  6. Step 6: Final answer
    x = 152,256.14

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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.