Home / 328,534.37-453,377.34-185,294.12

Finding the Fourth Proportional to 328,534.37, 453,377.34 and 185,294.12

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Solution

The fourth proportional to 328,534.37, 453,377.34 and 185,294.12 is: 255,705.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,534.37 : 453,377.34 = 185,294.12 : x
  2. Step 2: Convert to fraction form
    328,534.37/453,377.34 = 185,294.12/x
  3. Step 3: Cross multiply
    328,534.37x = 453,377.34 × 185,294.12
  4. Step 4: Simplify right side
    328,534.37x = 84,008,155,243.24
  5. Step 5: Solve for x
    x = 84,008,155,243.24/328,534.37
  6. Step 6: Final answer
    x = 255,705.83

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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.