Home / 995,354.20-1,493,031.30-545,901.40

Finding the Fourth Proportional to 995,354.20, 1,493,031.30 and 545,901.40

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Solution

The fourth proportional to 995,354.20, 1,493,031.30 and 545,901.40 is: 818,852.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,354.20 : 1,493,031.30 = 545,901.40 : x
  2. Step 2: Convert to fraction form
    995,354.20/1,493,031.30 = 545,901.40/x
  3. Step 3: Cross multiply
    995,354.20x = 1,493,031.30 × 545,901.40
  4. Step 4: Simplify right side
    995,354.20x = 815,047,876,913.82
  5. Step 5: Solve for x
    x = 815,047,876,913.82/995,354.20
  6. Step 6: Final answer
    x = 818,852.10

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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.