Home / 440,381.22-607,727.25-259,099.98

Finding the Fourth Proportional to 440,381.22, 607,727.25 and 259,099.98

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Solution

The fourth proportional to 440,381.22, 607,727.25 and 259,099.98 is: 357,558.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,381.22 : 607,727.25 = 259,099.98 : x
  2. Step 2: Convert to fraction form
    440,381.22/607,727.25 = 259,099.98/x
  3. Step 3: Cross multiply
    440,381.22x = 607,727.25 × 259,099.98
  4. Step 4: Simplify right side
    440,381.22x = 157,462,118,320.46
  5. Step 5: Solve for x
    x = 157,462,118,320.46/440,381.22
  6. Step 6: Final answer
    x = 357,558.66

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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.