Home / 995,117.20-1,492,384.20-355,346.80

Finding the Fourth Proportional to 995,117.20, 1,492,384.20 and 355,346.80

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Solution

The fourth proportional to 995,117.20, 1,492,384.20 and 355,346.80 is: 532,916.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,117.20 : 1,492,384.20 = 355,346.80 : x
  2. Step 2: Convert to fraction form
    995,117.20/1,492,384.20 = 355,346.80/x
  3. Step 3: Cross multiply
    995,117.20x = 1,492,384.20 × 355,346.80
  4. Step 4: Simplify right side
    995,117.20x = 530,313,949,840.56
  5. Step 5: Solve for x
    x = 530,313,949,840.56/995,117.20
  6. Step 6: Final answer
    x = 532,916.07

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1.5x scale

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.