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Finding the Fourth Proportional to 452,904.54, 625,009.57 and 259,315.22

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Solution

The fourth proportional to 452,904.54, 625,009.57 and 259,315.22 is: 357,855.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,904.54 : 625,009.57 = 259,315.22 : x
  2. Step 2: Convert to fraction form
    452,904.54/625,009.57 = 259,315.22/x
  3. Step 3: Cross multiply
    452,904.54x = 625,009.57 × 259,315.22
  4. Step 4: Simplify right side
    452,904.54x = 162,074,496,719.00
  5. Step 5: Solve for x
    x = 162,074,496,719.00/452,904.54
  6. Step 6: Final answer
    x = 357,855.75

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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.