Home / 328,395.32-453,186.18-185,155.04

Finding the Fourth Proportional to 328,395.32, 453,186.18 and 185,155.04

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Solution

The fourth proportional to 328,395.32, 453,186.18 and 185,155.04 is: 255,514.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,395.32 : 453,186.18 = 185,155.04 : x
  2. Step 2: Convert to fraction form
    328,395.32/453,186.18 = 185,155.04/x
  3. Step 3: Cross multiply
    328,395.32x = 453,186.18 × 185,155.04
  4. Step 4: Simplify right side
    328,395.32x = 83,909,705,285.35
  5. Step 5: Solve for x
    x = 83,909,705,285.35/328,395.32
  6. Step 6: Final answer
    x = 255,514.32

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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.