Home / 440,719.41-608,193.05-239,515.41

Finding the Fourth Proportional to 440,719.41, 608,193.05 and 239,515.41

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Solution

The fourth proportional to 440,719.41, 608,193.05 and 239,515.41 is: 330,531.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,719.41 : 608,193.05 = 239,515.41 : x
  2. Step 2: Convert to fraction form
    440,719.41/608,193.05 = 239,515.41/x
  3. Step 3: Cross multiply
    440,719.41x = 608,193.05 × 239,515.41
  4. Step 4: Simplify right side
    440,719.41x = 145,671,606,532.32
  5. Step 5: Solve for x
    x = 145,671,606,532.32/440,719.41
  6. Step 6: Final answer
    x = 330,531.41

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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.