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Finding the Fourth Proportional to 1,793,874, 2,475,565.48 and 978,071.04

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Solution

The fourth proportional to 1,793,874, 2,475,565.48 and 978,071.04 is: 1,349,748.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,793,874 : 2,475,565.48 = 978,071.04 : x
  2. Step 2: Convert to fraction form
    1,793,874/2,475,565.48 = 978,071.04/x
  3. Step 3: Cross multiply
    1,793,874x = 2,475,565.48 × 978,071.04
  4. Step 4: Simplify right side
    1,793,874x = 2,421,278,903,611.70
  5. Step 5: Solve for x
    x = 2,421,278,903,611.70/1,793,874
  6. Step 6: Final answer
    x = 1,349,748.59

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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.