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Finding the Fourth Proportional to 328,266.56, 453,002.40 and 185,026.88

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Solution

The fourth proportional to 328,266.56, 453,002.40 and 185,026.88 is: 255,334.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,266.56 : 453,002.40 = 185,026.88 : x
  2. Step 2: Convert to fraction form
    328,266.56/453,002.40 = 185,026.88/x
  3. Step 3: Cross multiply
    328,266.56x = 453,002.40 × 185,026.88
  4. Step 4: Simplify right side
    328,266.56x = 83,817,620,704.51
  5. Step 5: Solve for x
    x = 83,817,620,704.51/328,266.56
  6. Step 6: Final answer
    x = 255,334.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.