Home / 330,592.18-456,207.63-187,365.46

Finding the Fourth Proportional to 330,592.18, 456,207.63 and 187,365.46

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Solution

The fourth proportional to 330,592.18, 456,207.63 and 187,365.46 is: 258,558.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,592.18 : 456,207.63 = 187,365.46 : x
  2. Step 2: Convert to fraction form
    330,592.18/456,207.63 = 187,365.46/x
  3. Step 3: Cross multiply
    330,592.18x = 456,207.63 × 187,365.46
  4. Step 4: Simplify right side
    330,592.18x = 85,477,552,450.46
  5. Step 5: Solve for x
    x = 85,477,552,450.46/330,592.18
  6. Step 6: Final answer
    x = 258,558.91

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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.