Home / 405,019.18-558,903.33-241,859.83

Finding the Fourth Proportional to 405,019.18, 558,903.33 and 241,859.83

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Solution

The fourth proportional to 405,019.18, 558,903.33 and 241,859.83 is: 333,752.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    405,019.18 : 558,903.33 = 241,859.83 : x
  2. Step 2: Convert to fraction form
    405,019.18/558,903.33 = 241,859.83/x
  3. Step 3: Cross multiply
    405,019.18x = 558,903.33 × 241,859.83
  4. Step 4: Simplify right side
    405,019.18x = 135,176,264,380.23
  5. Step 5: Solve for x
    x = 135,176,264,380.23/405,019.18
  6. Step 6: Final answer
    x = 333,752.75

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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.