Home / 995,080.60-1,490,979.30-573,621.40

Finding the Fourth Proportional to 995,080.60, 1,490,979.30 and 573,621.40

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Solution

The fourth proportional to 995,080.60, 1,490,979.30 and 573,621.40 is: 859,485.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,080.60 : 1,490,979.30 = 573,621.40 : x
  2. Step 2: Convert to fraction form
    995,080.60/1,490,979.30 = 573,621.40/x
  3. Step 3: Cross multiply
    995,080.60x = 1,490,979.30 × 573,621.40
  4. Step 4: Simplify right side
    995,080.60x = 855,257,633,437.02
  5. Step 5: Solve for x
    x = 855,257,633,437.02/995,080.60
  6. Step 6: Final answer
    x = 859,485.79

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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.