Home / 427,772.34-590,318.69-236,781.63

Finding the Fourth Proportional to 427,772.34, 590,318.69 and 236,781.63

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Solution

The fourth proportional to 427,772.34, 590,318.69 and 236,781.63 is: 326,754.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,772.34 : 590,318.69 = 236,781.63 : x
  2. Step 2: Convert to fraction form
    427,772.34/590,318.69 = 236,781.63/x
  3. Step 3: Cross multiply
    427,772.34x = 590,318.69 × 236,781.63
  4. Step 4: Simplify right side
    427,772.34x = 139,776,620,453.76
  5. Step 5: Solve for x
    x = 139,776,620,453.76/427,772.34
  6. Step 6: Final answer
    x = 326,754.69

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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.