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Finding the Fourth Proportional to 313,462.35, 432,570.72 and 184,409.13

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Solution

The fourth proportional to 313,462.35, 432,570.72 and 184,409.13 is: 254,480.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,462.35 : 432,570.72 = 184,409.13 : x
  2. Step 2: Convert to fraction form
    313,462.35/432,570.72 = 184,409.13/x
  3. Step 3: Cross multiply
    313,462.35x = 432,570.72 × 184,409.13
  4. Step 4: Simplify right side
    313,462.35x = 79,769,992,452.35
  5. Step 5: Solve for x
    x = 79,769,992,452.35/313,462.35
  6. Step 6: Final answer
    x = 254,480.30

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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.