Home / 286,824.60-430,175.40-118,301.22

Finding the Fourth Proportional to 286,824.60, 430,175.40 and 118,301.22

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Solution

The fourth proportional to 286,824.60, 430,175.40 and 118,301.22 is: 177,426.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,824.60 : 430,175.40 = 118,301.22 : x
  2. Step 2: Convert to fraction form
    286,824.60/430,175.40 = 118,301.22/x
  3. Step 3: Cross multiply
    286,824.60x = 430,175.40 × 118,301.22
  4. Step 4: Simplify right side
    286,824.60x = 50,890,274,633.99
  5. Step 5: Solve for x
    x = 50,890,274,633.99/286,824.60
  6. Step 6: Final answer
    x = 177,426.46

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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.