Home / 725,413.40-1,088,120.10-501,464.60

Finding the Fourth Proportional to 725,413.40, 1,088,120.10 and 501,464.60

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Solution

The fourth proportional to 725,413.40, 1,088,120.10 and 501,464.60 is: 752,196.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,413.40 : 1,088,120.10 = 501,464.60 : x
  2. Step 2: Convert to fraction form
    725,413.40/1,088,120.10 = 501,464.60/x
  3. Step 3: Cross multiply
    725,413.40x = 1,088,120.10 × 501,464.60
  4. Step 4: Simplify right side
    725,413.40x = 545,653,710,698.46
  5. Step 5: Solve for x
    x = 545,653,710,698.46/725,413.40
  6. Step 6: Final answer
    x = 752,196.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.