Home / 973,357.02-1,343,218.41-543,643.11

Finding the Fourth Proportional to 973,357.02, 1,343,218.41 and 543,643.11

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Solution

The fourth proportional to 973,357.02, 1,343,218.41 and 543,643.11 is: 750,219.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    973,357.02 : 1,343,218.41 = 543,643.11 : x
  2. Step 2: Convert to fraction form
    973,357.02/1,343,218.41 = 543,643.11/x
  3. Step 3: Cross multiply
    973,357.02x = 1,343,218.41 × 543,643.11
  4. Step 4: Simplify right side
    973,357.02x = 730,231,433,821.66
  5. Step 5: Solve for x
    x = 730,231,433,821.66/973,357.02
  6. Step 6: Final answer
    x = 750,219.52

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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.