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Finding the Fourth Proportional to 328,626.51, 453,525.58 and 185,334.27

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Solution

The fourth proportional to 328,626.51, 453,525.58 and 185,334.27 is: 255,773.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,626.51 : 453,525.58 = 185,334.27 : x
  2. Step 2: Convert to fraction form
    328,626.51/453,525.58 = 185,334.27/x
  3. Step 3: Cross multiply
    328,626.51x = 453,525.58 × 185,334.27
  4. Step 4: Simplify right side
    328,626.51x = 84,053,830,028.00
  5. Step 5: Solve for x
    x = 84,053,830,028.00/328,626.51
  6. Step 6: Final answer
    x = 255,773.13

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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.