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Finding the Fourth Proportional to 1,768,334, 2,440,301.28 and 963,518

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Solution

The fourth proportional to 1,768,334, 2,440,301.28 and 963,518 is: 1,329,655.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,768,334 : 2,440,301.28 = 963,518 : x
  2. Step 2: Convert to fraction form
    1,768,334/2,440,301.28 = 963,518/x
  3. Step 3: Cross multiply
    1,768,334x = 2,440,301.28 × 963,518
  4. Step 4: Simplify right side
    1,768,334x = 2,351,274,208,703.04
  5. Step 5: Solve for x
    x = 2,351,274,208,703.04/1,768,334
  6. Step 6: Final answer
    x = 1,329,655.04

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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.