Home / 540,244.02-811,065.87-340,964.58

Finding the Fourth Proportional to 540,244.02, 811,065.87 and 340,964.58

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Solution

The fourth proportional to 540,244.02, 811,065.87 and 340,964.58 is: 511,888.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,244.02 : 811,065.87 = 340,964.58 : x
  2. Step 2: Convert to fraction form
    540,244.02/811,065.87 = 340,964.58/x
  3. Step 3: Cross multiply
    540,244.02x = 811,065.87 × 340,964.58
  4. Step 4: Simplify right side
    540,244.02x = 276,544,733,716.89
  5. Step 5: Solve for x
    x = 276,544,733,716.89/540,244.02
  6. Step 6: Final answer
    x = 511,888.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.