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Finding the Fourth Proportional to 1,023,516, 1,535,274 and 358,668

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Solution

The fourth proportional to 1,023,516, 1,535,274 and 358,668 is: 538,002

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,023,516 : 1,535,274 = 358,668 : x
  2. Step 2: Convert to fraction form
    1,023,516/1,535,274 = 358,668/x
  3. Step 3: Cross multiply
    1,023,516x = 1,535,274 × 358,668
  4. Step 4: Simplify right side
    1,023,516x = 550,653,655,032
  5. Step 5: Solve for x
    x = 550,653,655,032/1,023,516
  6. Step 6: Final answer
    x = 538,002

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.