Home / 995,081.60-1,490,980.80-573,622.40

Finding the Fourth Proportional to 995,081.60, 1,490,980.80 and 573,622.40

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Solution

The fourth proportional to 995,081.60, 1,490,980.80 and 573,622.40 is: 859,487.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,081.60 : 1,490,980.80 = 573,622.40 : x
  2. Step 2: Convert to fraction form
    995,081.60/1,490,980.80 = 573,622.40/x
  3. Step 3: Cross multiply
    995,081.60x = 1,490,980.80 × 573,622.40
  4. Step 4: Simplify right side
    995,081.60x = 855,259,984,849.92
  5. Step 5: Solve for x
    x = 855,259,984,849.92/995,081.60
  6. Step 6: Final answer
    x = 859,487.29

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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.