Home / 519,170.16-716,436.14-325,682.04

Finding the Fourth Proportional to 519,170.16, 716,436.14 and 325,682.04

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Solution

The fourth proportional to 519,170.16, 716,436.14 and 325,682.04 is: 449,429.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    519,170.16 : 716,436.14 = 325,682.04 : x
  2. Step 2: Convert to fraction form
    519,170.16/716,436.14 = 325,682.04/x
  3. Step 3: Cross multiply
    519,170.16x = 716,436.14 × 325,682.04
  4. Step 4: Simplify right side
    519,170.16x = 233,330,380,633.20
  5. Step 5: Solve for x
    x = 233,330,380,633.20/519,170.16
  6. Step 6: Final answer
    x = 449,429.49

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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.