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Finding the Fourth Proportional to 1,791,768.56, 2,472,567 and 975,956

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Solution

The fourth proportional to 1,791,768.56, 2,472,567 and 975,956 is: 1,346,779.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,791,768.56 : 2,472,567 = 975,956 : x
  2. Step 2: Convert to fraction form
    1,791,768.56/2,472,567 = 975,956/x
  3. Step 3: Cross multiply
    1,791,768.56x = 2,472,567 × 975,956
  4. Step 4: Simplify right side
    1,791,768.56x = 2,413,116,599,052
  5. Step 5: Solve for x
    x = 2,413,116,599,052/1,791,768.56
  6. Step 6: Final answer
    x = 1,346,779.18

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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.