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Finding the Fourth Proportional to 1,791,142, 2,471,740.59 and 975,355.72

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Solution

The fourth proportional to 1,791,142, 2,471,740.59 and 975,355.72 is: 1,345,971.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,791,142 : 2,471,740.59 = 975,355.72 : x
  2. Step 2: Convert to fraction form
    1,791,142/2,471,740.59 = 975,355.72/x
  3. Step 3: Cross multiply
    1,791,142x = 2,471,740.59 × 975,355.72
  4. Step 4: Simplify right side
    1,791,142x = 2,410,826,322,812.67
  5. Step 5: Solve for x
    x = 2,410,826,322,812.67/1,791,142
  6. Step 6: Final answer
    x = 1,345,971.63

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.