Home / 314,820.07-434,439.05-171,577.04

Finding the Fourth Proportional to 314,820.07, 434,439.05 and 171,577.04

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Solution

The fourth proportional to 314,820.07, 434,439.05 and 171,577.04 is: 236,769.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,820.07 : 434,439.05 = 171,577.04 : x
  2. Step 2: Convert to fraction form
    314,820.07/434,439.05 = 171,577.04/x
  3. Step 3: Cross multiply
    314,820.07x = 434,439.05 × 171,577.04
  4. Step 4: Simplify right side
    314,820.07x = 74,539,763,229.33
  5. Step 5: Solve for x
    x = 74,539,763,229.33/314,820.07
  6. Step 6: Final answer
    x = 236,769.42

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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.