Home / 440,830.74-660,858.03-174,778.02

Finding the Fourth Proportional to 440,830.74, 660,858.03 and 174,778.02

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Solution

The fourth proportional to 440,830.74, 660,858.03 and 174,778.02 is: 262,013.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,830.74 : 660,858.03 = 174,778.02 : x
  2. Step 2: Convert to fraction form
    440,830.74/660,858.03 = 174,778.02/x
  3. Step 3: Cross multiply
    440,830.74x = 660,858.03 × 174,778.02
  4. Step 4: Simplify right side
    440,830.74x = 115,503,457,984.50
  5. Step 5: Solve for x
    x = 115,503,457,984.50/440,830.74
  6. Step 6: Final answer
    x = 262,013.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.