Home / 440,627.12-608,067.40-249,677.72

Finding the Fourth Proportional to 440,627.12, 608,067.40 and 249,677.72

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Solution

The fourth proportional to 440,627.12, 608,067.40 and 249,677.72 is: 344,556.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,627.12 : 608,067.40 = 249,677.72 : x
  2. Step 2: Convert to fraction form
    440,627.12/608,067.40 = 249,677.72/x
  3. Step 3: Cross multiply
    440,627.12x = 608,067.40 × 249,677.72
  4. Step 4: Simplify right side
    440,627.12x = 151,820,882,038.33
  5. Step 5: Solve for x
    x = 151,820,882,038.33/440,627.12
  6. Step 6: Final answer
    x = 344,556.37

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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.