Home / 589,976.48-814,161.65-328,327.38

Finding the Fourth Proportional to 589,976.48, 814,161.65 and 328,327.38

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Solution

The fourth proportional to 589,976.48, 814,161.65 and 328,327.38 is: 453,088.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,976.48 : 814,161.65 = 328,327.38 : x
  2. Step 2: Convert to fraction form
    589,976.48/814,161.65 = 328,327.38/x
  3. Step 3: Cross multiply
    589,976.48x = 814,161.65 × 328,327.38
  4. Step 4: Simplify right side
    589,976.48x = 267,311,559,799.34
  5. Step 5: Solve for x
    x = 267,311,559,799.34/589,976.48
  6. Step 6: Final answer
    x = 453,088.50

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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.