Home / 446,848.24-670,061.18-162,340.40

Finding the Fourth Proportional to 446,848.24, 670,061.18 and 162,340.40

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Solution

The fourth proportional to 446,848.24, 670,061.18 and 162,340.40 is: 243,433.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,848.24 : 670,061.18 = 162,340.40 : x
  2. Step 2: Convert to fraction form
    446,848.24/670,061.18 = 162,340.40/x
  3. Step 3: Cross multiply
    446,848.24x = 670,061.18 × 162,340.40
  4. Step 4: Simplify right side
    446,848.24x = 108,777,999,985.67
  5. Step 5: Solve for x
    x = 108,777,999,985.67/446,848.24
  6. Step 6: Final answer
    x = 243,433.88

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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.