Home / 995,000.20-1,492,208.70-462,392.80

Finding the Fourth Proportional to 995,000.20, 1,492,208.70 and 462,392.80

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Solution

The fourth proportional to 995,000.20, 1,492,208.70 and 462,392.80 is: 693,453.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,000.20 : 1,492,208.70 = 462,392.80 : x
  2. Step 2: Convert to fraction form
    995,000.20/1,492,208.70 = 462,392.80/x
  3. Step 3: Cross multiply
    995,000.20x = 1,492,208.70 × 462,392.80
  4. Step 4: Simplify right side
    995,000.20x = 689,986,558,977.36
  5. Step 5: Solve for x
    x = 689,986,558,977.36/995,000.20
  6. Step 6: Final answer
    x = 693,453.69

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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.