Home / 910,568.17-1,257,599.28-709,043.41

Finding the Fourth Proportional to 910,568.17, 1,257,599.28 and 709,043.41

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Solution

The fourth proportional to 910,568.17, 1,257,599.28 and 709,043.41 is: 979,270.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,568.17 : 1,257,599.28 = 709,043.41 : x
  2. Step 2: Convert to fraction form
    910,568.17/1,257,599.28 = 709,043.41/x
  3. Step 3: Cross multiply
    910,568.17x = 1,257,599.28 × 709,043.41
  4. Step 4: Simplify right side
    910,568.17x = 891,692,481,904.75
  5. Step 5: Solve for x
    x = 891,692,481,904.75/910,568.17
  6. Step 6: Final answer
    x = 979,270.43

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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.