Home / 440,288.21-607,600.12-249,338.81

Finding the Fourth Proportional to 440,288.21, 607,600.12 and 249,338.81

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Solution

The fourth proportional to 440,288.21, 607,600.12 and 249,338.81 is: 344,088.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,288.21 : 607,600.12 = 249,338.81 : x
  2. Step 2: Convert to fraction form
    440,288.21/607,600.12 = 249,338.81/x
  3. Step 3: Cross multiply
    440,288.21x = 607,600.12 × 249,338.81
  4. Step 4: Simplify right side
    440,288.21x = 151,498,290,876.66
  5. Step 5: Solve for x
    x = 151,498,290,876.66/440,288.21
  6. Step 6: Final answer
    x = 344,088.91

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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.