Home / 440,842.46-607,799.43-285,519.38

Finding the Fourth Proportional to 440,842.46, 607,799.43 and 285,519.38

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Solution

The fourth proportional to 440,842.46, 607,799.43 and 285,519.38 is: 393,652.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,842.46 : 607,799.43 = 285,519.38 : x
  2. Step 2: Convert to fraction form
    440,842.46/607,799.43 = 285,519.38/x
  3. Step 3: Cross multiply
    440,842.46x = 607,799.43 × 285,519.38
  4. Step 4: Simplify right side
    440,842.46x = 173,538,516,417.95
  5. Step 5: Solve for x
    x = 173,538,516,417.95/440,842.46
  6. Step 6: Final answer
    x = 393,652.00

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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.