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Finding the Fourth Proportional to 1,750,506, 2,415,698.28 and 945,690

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Solution

The fourth proportional to 1,750,506, 2,415,698.28 and 945,690 is: 1,305,052.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,750,506 : 2,415,698.28 = 945,690 : x
  2. Step 2: Convert to fraction form
    1,750,506/2,415,698.28 = 945,690/x
  3. Step 3: Cross multiply
    1,750,506x = 2,415,698.28 × 945,690
  4. Step 4: Simplify right side
    1,750,506x = 2,284,501,706,413.20
  5. Step 5: Solve for x
    x = 2,284,501,706,413.20/1,750,506
  6. Step 6: Final answer
    x = 1,305,052.20

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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.