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Finding the Fourth Proportional to 328,043.48, 452,701.59 and 184,805.78

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Solution

The fourth proportional to 328,043.48, 452,701.59 and 184,805.78 is: 255,032.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,043.48 : 452,701.59 = 184,805.78 : x
  2. Step 2: Convert to fraction form
    328,043.48/452,701.59 = 184,805.78/x
  3. Step 3: Cross multiply
    328,043.48x = 452,701.59 × 184,805.78
  4. Step 4: Simplify right side
    328,043.48x = 83,661,870,447.19
  5. Step 5: Solve for x
    x = 83,661,870,447.19/328,043.48
  6. Step 6: Final answer
    x = 255,032.87

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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.