Home / 409,180.42-614,094.63-172,686.34

Finding the Fourth Proportional to 409,180.42, 614,094.63 and 172,686.34

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Solution

The fourth proportional to 409,180.42, 614,094.63 and 172,686.34 is: 259,166.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,180.42 : 614,094.63 = 172,686.34 : x
  2. Step 2: Convert to fraction form
    409,180.42/614,094.63 = 172,686.34/x
  3. Step 3: Cross multiply
    409,180.42x = 614,094.63 × 172,686.34
  4. Step 4: Simplify right side
    409,180.42x = 106,045,754,068.35
  5. Step 5: Solve for x
    x = 106,045,754,068.35/409,180.42
  6. Step 6: Final answer
    x = 259,166.25

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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.