Home / 344,401.23-475,241.07-191,421.25

Finding the Fourth Proportional to 344,401.23, 475,241.07 and 191,421.25

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Solution

The fourth proportional to 344,401.23, 475,241.07 and 191,421.25 is: 264,143.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,401.23 : 475,241.07 = 191,421.25 : x
  2. Step 2: Convert to fraction form
    344,401.23/475,241.07 = 191,421.25/x
  3. Step 3: Cross multiply
    344,401.23x = 475,241.07 × 191,421.25
  4. Step 4: Simplify right side
    344,401.23x = 90,971,239,670.74
  5. Step 5: Solve for x
    x = 90,971,239,670.74/344,401.23
  6. Step 6: Final answer
    x = 264,143.19

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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.