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Finding the Fourth Proportional to 595,317.45, 821,514.51 and 353,593.62

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Solution

The fourth proportional to 595,317.45, 821,514.51 and 353,593.62 is: 487,945.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,317.45 : 821,514.51 = 353,593.62 : x
  2. Step 2: Convert to fraction form
    595,317.45/821,514.51 = 353,593.62/x
  3. Step 3: Cross multiply
    595,317.45x = 821,514.51 × 353,593.62
  4. Step 4: Simplify right side
    595,317.45x = 290,482,289,473.43
  5. Step 5: Solve for x
    x = 290,482,289,473.43/595,317.45
  6. Step 6: Final answer
    x = 487,945.20

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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.