Home / 648,508.95-894,849.80-362,022.75

Finding the Fourth Proportional to 648,508.95, 894,849.80 and 362,022.75

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Solution

The fourth proportional to 648,508.95, 894,849.80 and 362,022.75 is: 499,539.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,508.95 : 894,849.80 = 362,022.75 : x
  2. Step 2: Convert to fraction form
    648,508.95/894,849.80 = 362,022.75/x
  3. Step 3: Cross multiply
    648,508.95x = 894,849.80 × 362,022.75
  4. Step 4: Simplify right side
    648,508.95x = 323,955,983,622.84
  5. Step 5: Solve for x
    x = 323,955,983,622.84/648,508.95
  6. Step 6: Final answer
    x = 499,539.73

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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.