Home / 419,162.28-579,032.10-373,825.74

Finding the Fourth Proportional to 419,162.28, 579,032.10 and 373,825.74

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Solution

The fourth proportional to 419,162.28, 579,032.10 and 373,825.74 is: 516,404.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    419,162.28 : 579,032.10 = 373,825.74 : x
  2. Step 2: Convert to fraction form
    419,162.28/579,032.10 = 373,825.74/x
  3. Step 3: Cross multiply
    419,162.28x = 579,032.10 × 373,825.74
  4. Step 4: Simplify right side
    419,162.28x = 216,457,103,266.25
  5. Step 5: Solve for x
    x = 216,457,103,266.25/419,162.28
  6. Step 6: Final answer
    x = 516,404.06

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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.