Home / 357,127.72-492,835.19-193,783.52

Finding the Fourth Proportional to 357,127.72, 492,835.19 and 193,783.52

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Solution

The fourth proportional to 357,127.72, 492,835.19 and 193,783.52 is: 267,420.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,127.72 : 492,835.19 = 193,783.52 : x
  2. Step 2: Convert to fraction form
    357,127.72/492,835.19 = 193,783.52/x
  3. Step 3: Cross multiply
    357,127.72x = 492,835.19 × 193,783.52
  4. Step 4: Simplify right side
    357,127.72x = 95,503,338,161.24
  5. Step 5: Solve for x
    x = 95,503,338,161.24/357,127.72
  6. Step 6: Final answer
    x = 267,420.68

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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.