Home / 328,531.38-453,373.22-185,291.10

Finding the Fourth Proportional to 328,531.38, 453,373.22 and 185,291.10

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Solution

The fourth proportional to 328,531.38, 453,373.22 and 185,291.10 is: 255,701.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,531.38 : 453,373.22 = 185,291.10 : x
  2. Step 2: Convert to fraction form
    328,531.38/453,373.22 = 185,291.10/x
  3. Step 3: Cross multiply
    328,531.38x = 453,373.22 × 185,291.10
  4. Step 4: Simplify right side
    328,531.38x = 84,006,022,644.34
  5. Step 5: Solve for x
    x = 84,006,022,644.34/328,531.38
  6. Step 6: Final answer
    x = 255,701.67

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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.