Home / 328,128.24-452,784.60-184,913.76

Finding the Fourth Proportional to 328,128.24, 452,784.60 and 184,913.76

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Solution

The fourth proportional to 328,128.24, 452,784.60 and 184,913.76 is: 255,162.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,128.24 : 452,784.60 = 184,913.76 : x
  2. Step 2: Convert to fraction form
    328,128.24/452,784.60 = 184,913.76/x
  3. Step 3: Cross multiply
    328,128.24x = 452,784.60 × 184,913.76
  4. Step 4: Simplify right side
    328,128.24x = 83,726,102,856.10
  5. Step 5: Solve for x
    x = 83,726,102,856.10/328,128.24
  6. Step 6: Final answer
    x = 255,162.75

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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.