Home / 236,435.80-326,016.36-193,281.16

Finding the Fourth Proportional to 236,435.80, 326,016.36 and 193,281.16

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Solution

The fourth proportional to 236,435.80, 326,016.36 and 193,281.16 is: 266,511.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,435.80 : 326,016.36 = 193,281.16 : x
  2. Step 2: Convert to fraction form
    236,435.80/326,016.36 = 193,281.16/x
  3. Step 3: Cross multiply
    236,435.80x = 326,016.36 × 193,281.16
  4. Step 4: Simplify right side
    236,435.80x = 63,012,820,239.78
  5. Step 5: Solve for x
    x = 63,012,820,239.78/236,435.80
  6. Step 6: Final answer
    x = 266,511.33

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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.