Home / 435,623.06-601,155.41-239,392.76

Finding the Fourth Proportional to 435,623.06, 601,155.41 and 239,392.76

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Solution

The fourth proportional to 435,623.06, 601,155.41 and 239,392.76 is: 330,359.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,623.06 : 601,155.41 = 239,392.76 : x
  2. Step 2: Convert to fraction form
    435,623.06/601,155.41 = 239,392.76/x
  3. Step 3: Cross multiply
    435,623.06x = 601,155.41 × 239,392.76
  4. Step 4: Simplify right side
    435,623.06x = 143,912,248,586.09
  5. Step 5: Solve for x
    x = 143,912,248,586.09/435,623.06
  6. Step 6: Final answer
    x = 330,359.57

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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.