Home / 998,959.53-1,378,744.34-563,510.52

Finding the Fourth Proportional to 998,959.53, 1,378,744.34 and 563,510.52

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Solution

The fourth proportional to 998,959.53, 1,378,744.34 and 563,510.52 is: 777,746.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,959.53 : 1,378,744.34 = 563,510.52 : x
  2. Step 2: Convert to fraction form
    998,959.53/1,378,744.34 = 563,510.52/x
  3. Step 3: Cross multiply
    998,959.53x = 1,378,744.34 × 563,510.52
  4. Step 4: Simplify right side
    998,959.53x = 776,936,937,162.90
  5. Step 5: Solve for x
    x = 776,936,937,162.90/998,959.53
  6. Step 6: Final answer
    x = 777,746.16

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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.