Home / 328,686.06-453,577.53-185,459.43

Finding the Fourth Proportional to 328,686.06, 453,577.53 and 185,459.43

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Solution

The fourth proportional to 328,686.06, 453,577.53 and 185,459.43 is: 255,928.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,686.06 : 453,577.53 = 185,459.43 : x
  2. Step 2: Convert to fraction form
    328,686.06/453,577.53 = 185,459.43/x
  3. Step 3: Cross multiply
    328,686.06x = 453,577.53 × 185,459.43
  4. Step 4: Simplify right side
    328,686.06x = 84,120,230,174.61
  5. Step 5: Solve for x
    x = 84,120,230,174.61/328,686.06
  6. Step 6: Final answer
    x = 255,928.80

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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.