Home / 314,240.46-433,660.96-171,009.74

Finding the Fourth Proportional to 314,240.46, 433,660.96 and 171,009.74

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Solution

The fourth proportional to 314,240.46, 433,660.96 and 171,009.74 is: 235,998.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,240.46 : 433,660.96 = 171,009.74 : x
  2. Step 2: Convert to fraction form
    314,240.46/433,660.96 = 171,009.74/x
  3. Step 3: Cross multiply
    314,240.46x = 433,660.96 × 171,009.74
  4. Step 4: Simplify right side
    314,240.46x = 74,160,248,017.75
  5. Step 5: Solve for x
    x = 74,160,248,017.75/314,240.46
  6. Step 6: Final answer
    x = 235,998.41

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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.