Home / 995,795.60-1,493,691.11-426,807.76

Finding the Fourth Proportional to 995,795.60, 1,493,691.11 and 426,807.76

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Solution

The fourth proportional to 995,795.60, 1,493,691.11 and 426,807.76 is: 640,210.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,795.60 : 1,493,691.11 = 426,807.76 : x
  2. Step 2: Convert to fraction form
    995,795.60/1,493,691.11 = 426,807.76/x
  3. Step 3: Cross multiply
    995,795.60x = 1,493,691.11 × 426,807.76
  4. Step 4: Simplify right side
    995,795.60x = 637,518,954,656.98
  5. Step 5: Solve for x
    x = 637,518,954,656.98/995,795.60
  6. Step 6: Final answer
    x = 640,210.66

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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.