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Finding the Fourth Proportional to 1,046,552, 1,570,062 and 381,704

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Solution

The fourth proportional to 1,046,552, 1,570,062 and 381,704 is: 572,641.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,046,552 : 1,570,062 = 381,704 : x
  2. Step 2: Convert to fraction form
    1,046,552/1,570,062 = 381,704/x
  3. Step 3: Cross multiply
    1,046,552x = 1,570,062 × 381,704
  4. Step 4: Simplify right side
    1,046,552x = 599,298,945,648
  5. Step 5: Solve for x
    x = 599,298,945,648/1,046,552
  6. Step 6: Final answer
    x = 572,641.35

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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.