Home / 314,773.20-434,385.66-171,533.25

Finding the Fourth Proportional to 314,773.20, 434,385.66 and 171,533.25

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Solution

The fourth proportional to 314,773.20, 434,385.66 and 171,533.25 is: 236,715.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,773.20 : 434,385.66 = 171,533.25 : x
  2. Step 2: Convert to fraction form
    314,773.20/434,385.66 = 171,533.25/x
  3. Step 3: Cross multiply
    314,773.20x = 434,385.66 × 171,533.25
  4. Step 4: Simplify right side
    314,773.20x = 74,511,584,013.20
  5. Step 5: Solve for x
    x = 74,511,584,013.20/314,773.20
  6. Step 6: Final answer
    x = 236,715.15

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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.