Home / 554,177.96-764,765.70-299,528.36

Finding the Fourth Proportional to 554,177.96, 764,765.70 and 299,528.36

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Solution

The fourth proportional to 554,177.96, 764,765.70 and 299,528.36 is: 413,349.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,177.96 : 764,765.70 = 299,528.36 : x
  2. Step 2: Convert to fraction form
    554,177.96/764,765.70 = 299,528.36/x
  3. Step 3: Cross multiply
    554,177.96x = 764,765.70 × 299,528.36
  4. Step 4: Simplify right side
    554,177.96x = 229,069,015,905.25
  5. Step 5: Solve for x
    x = 229,069,015,905.25/554,177.96
  6. Step 6: Final answer
    x = 413,349.20

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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.