Home / 409,282.22-614,342.27-337,977.66

Finding the Fourth Proportional to 409,282.22, 614,342.27 and 337,977.66

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Solution

The fourth proportional to 409,282.22, 614,342.27 and 337,977.66 is: 507,312.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,282.22 : 614,342.27 = 337,977.66 : x
  2. Step 2: Convert to fraction form
    409,282.22/614,342.27 = 337,977.66/x
  3. Step 3: Cross multiply
    409,282.22x = 614,342.27 × 337,977.66
  4. Step 4: Simplify right side
    409,282.22x = 207,633,963,467.58
  5. Step 5: Solve for x
    x = 207,633,963,467.58/409,282.22
  6. Step 6: Final answer
    x = 507,312.45

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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.