Home / 286,637.40-429,437.70-233,760.60

Finding the Fourth Proportional to 286,637.40, 429,437.70 and 233,760.60

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Solution

The fourth proportional to 286,637.40, 429,437.70 and 233,760.60 is: 350,218.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,637.40 : 429,437.70 = 233,760.60 : x
  2. Step 2: Convert to fraction form
    286,637.40/429,437.70 = 233,760.60/x
  3. Step 3: Cross multiply
    286,637.40x = 429,437.70 × 233,760.60
  4. Step 4: Simplify right side
    286,637.40x = 100,385,614,414.62
  5. Step 5: Solve for x
    x = 100,385,614,414.62/286,637.40
  6. Step 6: Final answer
    x = 350,218.13

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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.