Home / 943,314.66-1,301,797.71-513,618.39

Finding the Fourth Proportional to 943,314.66, 1,301,797.71 and 513,618.39

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Solution

The fourth proportional to 943,314.66, 1,301,797.71 and 513,618.39 is: 708,806.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    943,314.66 : 1,301,797.71 = 513,618.39 : x
  2. Step 2: Convert to fraction form
    943,314.66/1,301,797.71 = 513,618.39/x
  3. Step 3: Cross multiply
    943,314.66x = 1,301,797.71 × 513,618.39
  4. Step 4: Simplify right side
    943,314.66x = 668,627,243,915.89
  5. Step 5: Solve for x
    x = 668,627,243,915.89/943,314.66
  6. Step 6: Final answer
    x = 708,806.16

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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.