Home / 336,109.60-503,689.20-186,415.84

Finding the Fourth Proportional to 336,109.60, 503,689.20 and 186,415.84

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Solution

The fourth proportional to 336,109.60, 503,689.20 and 186,415.84 is: 279,360.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,109.60 : 503,689.20 = 186,415.84 : x
  2. Step 2: Convert to fraction form
    336,109.60/503,689.20 = 186,415.84/x
  3. Step 3: Cross multiply
    336,109.60x = 503,689.20 × 186,415.84
  4. Step 4: Simplify right side
    336,109.60x = 93,895,645,316.93
  5. Step 5: Solve for x
    x = 93,895,645,316.93/336,109.60
  6. Step 6: Final answer
    x = 279,360.20

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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.