Home / 513,222.55-708,218.44-283,766.56

Finding the Fourth Proportional to 513,222.55, 708,218.44 and 283,766.56

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Solution

The fourth proportional to 513,222.55, 708,218.44 and 283,766.56 is: 391,582.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    513,222.55 : 708,218.44 = 283,766.56 : x
  2. Step 2: Convert to fraction form
    513,222.55/708,218.44 = 283,766.56/x
  3. Step 3: Cross multiply
    513,222.55x = 708,218.44 × 283,766.56
  4. Step 4: Simplify right side
    513,222.55x = 200,968,710,447.37
  5. Step 5: Solve for x
    x = 200,968,710,447.37/513,222.55
  6. Step 6: Final answer
    x = 391,582.00

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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.