Home / 338,051.47-506,998.50-158,260.94

Finding the Fourth Proportional to 338,051.47, 506,998.50 and 158,260.94

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Solution

The fourth proportional to 338,051.47, 506,998.50 and 158,260.94 is: 237,354.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,051.47 : 506,998.50 = 158,260.94 : x
  2. Step 2: Convert to fraction form
    338,051.47/506,998.50 = 158,260.94/x
  3. Step 3: Cross multiply
    338,051.47x = 506,998.50 × 158,260.94
  4. Step 4: Simplify right side
    338,051.47x = 80,238,059,188.59
  5. Step 5: Solve for x
    x = 80,238,059,188.59/338,051.47
  6. Step 6: Final answer
    x = 237,354.56

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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.