Home / 440,769.17-608,274.29-249,776.21

Finding the Fourth Proportional to 440,769.17, 608,274.29 and 249,776.21

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Solution

The fourth proportional to 440,769.17, 608,274.29 and 249,776.21 is: 344,698.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,769.17 : 608,274.29 = 249,776.21 : x
  2. Step 2: Convert to fraction form
    440,769.17/608,274.29 = 249,776.21/x
  3. Step 3: Cross multiply
    440,769.17x = 608,274.29 × 249,776.21
  4. Step 4: Simplify right side
    440,769.17x = 151,932,446,796.64
  5. Step 5: Solve for x
    x = 151,932,446,796.64/440,769.17
  6. Step 6: Final answer
    x = 344,698.44

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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.