Home / 437,032.80-654,674.40-295,315.20

Finding the Fourth Proportional to 437,032.80, 654,674.40 and 295,315.20

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Solution

The fourth proportional to 437,032.80, 654,674.40 and 295,315.20 is: 442,381.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,032.80 : 654,674.40 = 295,315.20 : x
  2. Step 2: Convert to fraction form
    437,032.80/654,674.40 = 295,315.20/x
  3. Step 3: Cross multiply
    437,032.80x = 654,674.40 × 295,315.20
  4. Step 4: Simplify right side
    437,032.80x = 193,335,301,370.88
  5. Step 5: Solve for x
    x = 193,335,301,370.88/437,032.80
  6. Step 6: Final answer
    x = 442,381.67

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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.