Home / 943,294.41-1,301,744.32-513,570.78

Finding the Fourth Proportional to 943,294.41, 1,301,744.32 and 513,570.78

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Solution

The fourth proportional to 943,294.41, 1,301,744.32 and 513,570.78 is: 708,726.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    943,294.41 : 1,301,744.32 = 513,570.78 : x
  2. Step 2: Convert to fraction form
    943,294.41/1,301,744.32 = 513,570.78/x
  3. Step 3: Cross multiply
    943,294.41x = 1,301,744.32 × 513,570.78
  4. Step 4: Simplify right side
    943,294.41x = 668,537,844,499.04
  5. Step 5: Solve for x
    x = 668,537,844,499.04/943,294.41
  6. Step 6: Final answer
    x = 708,726.60

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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.