Home / 314,234.37-433,639.20-170,994.07

Finding the Fourth Proportional to 314,234.37, 433,639.20 and 170,994.07

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Solution

The fourth proportional to 314,234.37, 433,639.20 and 170,994.07 is: 235,969.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,234.37 : 433,639.20 = 170,994.07 : x
  2. Step 2: Convert to fraction form
    314,234.37/433,639.20 = 170,994.07/x
  3. Step 3: Cross multiply
    314,234.37x = 433,639.20 × 170,994.07
  4. Step 4: Simplify right side
    314,234.37x = 74,149,732,902.82
  5. Step 5: Solve for x
    x = 74,149,732,902.82/314,234.37
  6. Step 6: Final answer
    x = 235,969.52

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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.