Home / 776,292.06-1,071,272.07-436,759.50

Finding the Fourth Proportional to 776,292.06, 1,071,272.07 and 436,759.50

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Solution

The fourth proportional to 776,292.06, 1,071,272.07 and 436,759.50 is: 602,721.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,292.06 : 1,071,272.07 = 436,759.50 : x
  2. Step 2: Convert to fraction form
    776,292.06/1,071,272.07 = 436,759.50/x
  3. Step 3: Cross multiply
    776,292.06x = 1,071,272.07 × 436,759.50
  4. Step 4: Simplify right side
    776,292.06x = 467,888,253,657.17
  5. Step 5: Solve for x
    x = 467,888,253,657.17/776,292.06
  6. Step 6: Final answer
    x = 602,721.94

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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.