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Finding the Fourth Proportional to 269,025.52, 403,526.60 and 100,547.30

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Solution

The fourth proportional to 269,025.52, 403,526.60 and 100,547.30 is: 150,816.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,025.52 : 403,526.60 = 100,547.30 : x
  2. Step 2: Convert to fraction form
    269,025.52/403,526.60 = 100,547.30/x
  3. Step 3: Cross multiply
    269,025.52x = 403,526.60 × 100,547.30
  4. Step 4: Simplify right side
    269,025.52x = 40,573,509,856.81
  5. Step 5: Solve for x
    x = 40,573,509,856.81/269,025.52
  6. Step 6: Final answer
    x = 150,816.59

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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.