Home / 995,110.70-1,492,374.45-355,340.30

Finding the Fourth Proportional to 995,110.70, 1,492,374.45 and 355,340.30

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Solution

The fourth proportional to 995,110.70, 1,492,374.45 and 355,340.30 is: 532,906.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,110.70 : 1,492,374.45 = 355,340.30 : x
  2. Step 2: Convert to fraction form
    995,110.70/1,492,374.45 = 355,340.30/x
  3. Step 3: Cross multiply
    995,110.70x = 1,492,374.45 × 355,340.30
  4. Step 4: Simplify right side
    995,110.70x = 530,300,784,775.34
  5. Step 5: Solve for x
    x = 530,300,784,775.34/995,110.70
  6. Step 6: Final answer
    x = 532,906.32

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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.