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Finding the Fourth Proportional to 594,350.64, 891,493 and 434,590.28

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Solution

The fourth proportional to 594,350.64, 891,493 and 434,590.28 is: 651,861.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,350.64 : 891,493 = 434,590.28 : x
  2. Step 2: Convert to fraction form
    594,350.64/891,493 = 434,590.28/x
  3. Step 3: Cross multiply
    594,350.64x = 891,493 × 434,590.28
  4. Step 4: Simplify right side
    594,350.64x = 387,434,192,488.04
  5. Step 5: Solve for x
    x = 387,434,192,488.04/594,350.64
  6. Step 6: Final answer
    x = 651,861.32

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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.