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Finding the Fourth Proportional to 584,063.20, 806,005.62 and 325,937.38

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Solution

The fourth proportional to 584,063.20, 806,005.62 and 325,937.38 is: 449,792.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,063.20 : 806,005.62 = 325,937.38 : x
  2. Step 2: Convert to fraction form
    584,063.20/806,005.62 = 325,937.38/x
  3. Step 3: Cross multiply
    584,063.20x = 806,005.62 × 325,937.38
  4. Step 4: Simplify right side
    584,063.20x = 262,707,360,048.08
  5. Step 5: Solve for x
    x = 262,707,360,048.08/584,063.20
  6. Step 6: Final answer
    x = 449,792.69

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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.