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Finding the Fourth Proportional to 1,768,339, 2,440,307.85 and 963,523

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Solution

The fourth proportional to 1,768,339, 2,440,307.85 and 963,523 is: 1,329,661.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,768,339 : 2,440,307.85 = 963,523 : x
  2. Step 2: Convert to fraction form
    1,768,339/2,440,307.85 = 963,523/x
  3. Step 3: Cross multiply
    1,768,339x = 2,440,307.85 × 963,523
  4. Step 4: Simplify right side
    1,768,339x = 2,351,292,740,555.55
  5. Step 5: Solve for x
    x = 2,351,292,740,555.55/1,768,339
  6. Step 6: Final answer
    x = 1,329,661.76

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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.