Home / 412,447.95-568,581.74-289,566.23

Finding the Fourth Proportional to 412,447.95, 568,581.74 and 289,566.23

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Solution

The fourth proportional to 412,447.95, 568,581.74 and 289,566.23 is: 399,182.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,447.95 : 568,581.74 = 289,566.23 : x
  2. Step 2: Convert to fraction form
    412,447.95/568,581.74 = 289,566.23/x
  3. Step 3: Cross multiply
    412,447.95x = 568,581.74 × 289,566.23
  4. Step 4: Simplify right side
    412,447.95x = 164,642,070,898.64
  5. Step 5: Solve for x
    x = 164,642,070,898.64/412,447.95
  6. Step 6: Final answer
    x = 399,182.66

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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.