Home / 236,438.80-326,020.50-193,284.16

Finding the Fourth Proportional to 236,438.80, 326,020.50 and 193,284.16

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Solution

The fourth proportional to 236,438.80, 326,020.50 and 193,284.16 is: 266,515.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,438.80 : 326,020.50 = 193,284.16 : x
  2. Step 2: Convert to fraction form
    236,438.80/326,020.50 = 193,284.16/x
  3. Step 3: Cross multiply
    236,438.80x = 326,020.50 × 193,284.16
  4. Step 4: Simplify right side
    236,438.80x = 63,014,598,485.28
  5. Step 5: Solve for x
    x = 63,014,598,485.28/236,438.80
  6. Step 6: Final answer
    x = 266,515.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.