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Finding the Fourth Proportional to 1,357,657, 1,873,566.66 and 754,101.16

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Solution

The fourth proportional to 1,357,657, 1,873,566.66 and 754,101.16 is: 1,040,659.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,357,657 : 1,873,566.66 = 754,101.16 : x
  2. Step 2: Convert to fraction form
    1,357,657/1,873,566.66 = 754,101.16/x
  3. Step 3: Cross multiply
    1,357,657x = 1,873,566.66 × 754,101.16
  4. Step 4: Simplify right side
    1,357,657x = 1,412,858,791,643.33
  5. Step 5: Solve for x
    x = 1,412,858,791,643.33/1,357,657
  6. Step 6: Final answer
    x = 1,040,659.60

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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.