Home / 314,095.46-433,449.78-170,856.06

Finding the Fourth Proportional to 314,095.46, 433,449.78 and 170,856.06

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Solution

The fourth proportional to 314,095.46, 433,449.78 and 170,856.06 is: 235,780.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,095.46 : 433,449.78 = 170,856.06 : x
  2. Step 2: Convert to fraction form
    314,095.46/433,449.78 = 170,856.06/x
  3. Step 3: Cross multiply
    314,095.46x = 433,449.78 × 170,856.06
  4. Step 4: Simplify right side
    314,095.46x = 74,057,521,618.67
  5. Step 5: Solve for x
    x = 74,057,521,618.67/314,095.46
  6. Step 6: Final answer
    x = 235,780.30

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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.