Home / 423,964.80-584,943.84-254,136.96

Finding the Fourth Proportional to 423,964.80, 584,943.84 and 254,136.96

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Solution

The fourth proportional to 423,964.80, 584,943.84 and 254,136.96 is: 350,632.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,964.80 : 584,943.84 = 254,136.96 : x
  2. Step 2: Convert to fraction form
    423,964.80/584,943.84 = 254,136.96/x
  3. Step 3: Cross multiply
    423,964.80x = 584,943.84 × 254,136.96
  4. Step 4: Simplify right side
    423,964.80x = 148,655,849,268.33
  5. Step 5: Solve for x
    x = 148,655,849,268.33/423,964.80
  6. Step 6: Final answer
    x = 350,632.53

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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.