Home / 554,836.02-764,976.61-452,757.79

Finding the Fourth Proportional to 554,836.02, 764,976.61 and 452,757.79

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Solution

The fourth proportional to 554,836.02, 764,976.61 and 452,757.79 is: 624,236.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,836.02 : 764,976.61 = 452,757.79 : x
  2. Step 2: Convert to fraction form
    554,836.02/764,976.61 = 452,757.79/x
  3. Step 3: Cross multiply
    554,836.02x = 764,976.61 × 452,757.79
  4. Step 4: Simplify right side
    554,836.02x = 346,349,119,345.29
  5. Step 5: Solve for x
    x = 346,349,119,345.29/554,836.02
  6. Step 6: Final answer
    x = 624,236.90

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1.5x scale

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.