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Finding the Fourth Proportional to 328,329.64, 453,094.92 and 185,089.68

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Solution

The fourth proportional to 328,329.64, 453,094.92 and 185,089.68 is: 255,423.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,329.64 : 453,094.92 = 185,089.68 : x
  2. Step 2: Convert to fraction form
    328,329.64/453,094.92 = 185,089.68/x
  3. Step 3: Cross multiply
    328,329.64x = 453,094.92 × 185,089.68
  4. Step 4: Simplify right side
    328,329.64x = 83,863,193,752.43
  5. Step 5: Solve for x
    x = 83,863,193,752.43/328,329.64
  6. Step 6: Final answer
    x = 255,423.77

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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.