Home / 619,816.20-927,974.70-602,320.20

Finding the Fourth Proportional to 619,816.20, 927,974.70 and 602,320.20

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Solution

The fourth proportional to 619,816.20, 927,974.70 and 602,320.20 is: 901,780.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    619,816.20 : 927,974.70 = 602,320.20 : x
  2. Step 2: Convert to fraction form
    619,816.20/927,974.70 = 602,320.20/x
  3. Step 3: Cross multiply
    619,816.20x = 927,974.70 × 602,320.20
  4. Step 4: Simplify right side
    619,816.20x = 558,937,906,898.94
  5. Step 5: Solve for x
    x = 558,937,906,898.94/619,816.20
  6. Step 6: Final answer
    x = 901,780.09

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1.5x scale

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.