Home / 995,799.83-1,493,700.65-426,811.69

Finding the Fourth Proportional to 995,799.83, 1,493,700.65 and 426,811.69

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Solution

The fourth proportional to 995,799.83, 1,493,700.65 and 426,811.69 is: 640,217.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,799.83 : 1,493,700.65 = 426,811.69 : x
  2. Step 2: Convert to fraction form
    995,799.83/1,493,700.65 = 426,811.69/x
  3. Step 3: Cross multiply
    995,799.83x = 1,493,700.65 × 426,811.69
  4. Step 4: Simplify right side
    995,799.83x = 637,528,889,178.04
  5. Step 5: Solve for x
    x = 637,528,889,178.04/995,799.83
  6. Step 6: Final answer
    x = 640,217.91

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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.