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Finding the Fourth Proportional to 291,484.01, 437,353.08 and 102,080.25

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Solution

The fourth proportional to 291,484.01, 437,353.08 and 102,080.25 is: 153,164.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,484.01 : 437,353.08 = 102,080.25 : x
  2. Step 2: Convert to fraction form
    291,484.01/437,353.08 = 102,080.25/x
  3. Step 3: Cross multiply
    291,484.01x = 437,353.08 × 102,080.25
  4. Step 4: Simplify right side
    291,484.01x = 44,645,111,744.67
  5. Step 5: Solve for x
    x = 44,645,111,744.67/291,484.01
  6. Step 6: Final answer
    x = 153,164.87

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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.