Home / 663,854.60-995,929.96-190,503.06

Finding the Fourth Proportional to 663,854.60, 995,929.96 and 190,503.06

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Solution

The fourth proportional to 663,854.60, 995,929.96 and 190,503.06 is: 285,797.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    663,854.60 : 995,929.96 = 190,503.06 : x
  2. Step 2: Convert to fraction form
    663,854.60/995,929.96 = 190,503.06/x
  3. Step 3: Cross multiply
    663,854.60x = 995,929.96 × 190,503.06
  4. Step 4: Simplify right side
    663,854.60x = 189,727,704,925.68
  5. Step 5: Solve for x
    x = 189,727,704,925.68/663,854.60
  6. Step 6: Final answer
    x = 285,797.08

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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.