Home / 941,290.53-1,298,990.99-511,570.68

Finding the Fourth Proportional to 941,290.53, 1,298,990.99 and 511,570.68

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Solution

The fourth proportional to 941,290.53, 1,298,990.99 and 511,570.68 is: 705,973.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,290.53 : 1,298,990.99 = 511,570.68 : x
  2. Step 2: Convert to fraction form
    941,290.53/1,298,990.99 = 511,570.68/x
  3. Step 3: Cross multiply
    941,290.53x = 1,298,990.99 × 511,570.68
  4. Step 4: Simplify right side
    941,290.53x = 664,525,704,068.17
  5. Step 5: Solve for x
    x = 664,525,704,068.17/941,290.53
  6. Step 6: Final answer
    x = 705,973.01

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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.