Home / 578,311.05-797,973.99-363,298.83

Finding the Fourth Proportional to 578,311.05, 797,973.99 and 363,298.83

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Solution

The fourth proportional to 578,311.05, 797,973.99 and 363,298.83 is: 501,292.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,311.05 : 797,973.99 = 363,298.83 : x
  2. Step 2: Convert to fraction form
    578,311.05/797,973.99 = 363,298.83/x
  3. Step 3: Cross multiply
    578,311.05x = 797,973.99 × 363,298.83
  4. Step 4: Simplify right side
    578,311.05x = 289,903,016,937.43
  5. Step 5: Solve for x
    x = 289,903,016,937.43/578,311.05
  6. Step 6: Final answer
    x = 501,292.54

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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.