Home / 440,623.31-608,053.16-259,313.72

Finding the Fourth Proportional to 440,623.31, 608,053.16 and 259,313.72

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Solution

The fourth proportional to 440,623.31, 608,053.16 and 259,313.72 is: 357,848.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,623.31 : 608,053.16 = 259,313.72 : x
  2. Step 2: Convert to fraction form
    440,623.31/608,053.16 = 259,313.72/x
  3. Step 3: Cross multiply
    440,623.31x = 608,053.16 × 259,313.72
  4. Step 4: Simplify right side
    440,623.31x = 157,676,524,485.37
  5. Step 5: Solve for x
    x = 157,676,524,485.37/440,623.31
  6. Step 6: Final answer
    x = 357,848.81

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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.