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Finding the Fourth Proportional to 606,585.12, 909,994.28 and 232,578.96

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Solution

The fourth proportional to 606,585.12, 909,994.28 and 232,578.96 is: 348,913.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,585.12 : 909,994.28 = 232,578.96 : x
  2. Step 2: Convert to fraction form
    606,585.12/909,994.28 = 232,578.96/x
  3. Step 3: Cross multiply
    606,585.12x = 909,994.28 × 232,578.96
  4. Step 4: Simplify right side
    606,585.12x = 211,645,522,085.45
  5. Step 5: Solve for x
    x = 211,645,522,085.45/606,585.12
  6. Step 6: Final answer
    x = 348,913.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.