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Finding the Fourth Proportional to 440,637.88, 608,030.92 and 249,610.36

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Solution

The fourth proportional to 440,637.88, 608,030.92 and 249,610.36 is: 344,434.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,637.88 : 608,030.92 = 249,610.36 : x
  2. Step 2: Convert to fraction form
    440,637.88/608,030.92 = 249,610.36/x
  3. Step 3: Cross multiply
    440,637.88x = 608,030.92 × 249,610.36
  4. Step 4: Simplify right side
    440,637.88x = 151,770,816,832.33
  5. Step 5: Solve for x
    x = 151,770,816,832.33/440,637.88
  6. Step 6: Final answer
    x = 344,434.34

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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.