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Finding the Fourth Proportional to 1,546,778, 2,134,527.44 and 867,699.92

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Solution

The fourth proportional to 1,546,778, 2,134,527.44 and 867,699.92 is: 1,197,411.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,546,778 : 2,134,527.44 = 867,699.92 : x
  2. Step 2: Convert to fraction form
    1,546,778/2,134,527.44 = 867,699.92/x
  3. Step 3: Cross multiply
    1,546,778x = 2,134,527.44 × 867,699.92
  4. Step 4: Simplify right side
    1,546,778x = 1,852,129,288,925.81
  5. Step 5: Solve for x
    x = 1,852,129,288,925.81/1,546,778
  6. Step 6: Final answer
    x = 1,197,411.19

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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.