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Finding the Fourth Proportional to 439,800.22, 606,925.47 and 238,596.22

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Solution

The fourth proportional to 439,800.22, 606,925.47 and 238,596.22 is: 329,263.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,800.22 : 606,925.47 = 238,596.22 : x
  2. Step 2: Convert to fraction form
    439,800.22/606,925.47 = 238,596.22/x
  3. Step 3: Cross multiply
    439,800.22x = 606,925.47 × 238,596.22
  4. Step 4: Simplify right side
    439,800.22x = 144,810,122,963.72
  5. Step 5: Solve for x
    x = 144,810,122,963.72/439,800.22
  6. Step 6: Final answer
    x = 329,263.42

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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.