Home / 581,249.28-871,868.34-344,421.48

Finding the Fourth Proportional to 581,249.28, 871,868.34 and 344,421.48

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Solution

The fourth proportional to 581,249.28, 871,868.34 and 344,421.48 is: 516,628.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,249.28 : 871,868.34 = 344,421.48 : x
  2. Step 2: Convert to fraction form
    581,249.28/871,868.34 = 344,421.48/x
  3. Step 3: Cross multiply
    581,249.28x = 871,868.34 × 344,421.48
  4. Step 4: Simplify right side
    581,249.28x = 300,290,184,027.94
  5. Step 5: Solve for x
    x = 300,290,184,027.94/581,249.28
  6. Step 6: Final answer
    x = 516,628.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.