Home / 838,273.69-1,156,843.79-456,325.93

Finding the Fourth Proportional to 838,273.69, 1,156,843.79 and 456,325.93

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Solution

The fourth proportional to 838,273.69, 1,156,843.79 and 456,325.93 is: 629,743.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,273.69 : 1,156,843.79 = 456,325.93 : x
  2. Step 2: Convert to fraction form
    838,273.69/1,156,843.79 = 456,325.93/x
  3. Step 3: Cross multiply
    838,273.69x = 1,156,843.79 × 456,325.93
  4. Step 4: Simplify right side
    838,273.69x = 527,897,816,054.85
  5. Step 5: Solve for x
    x = 527,897,816,054.85/838,273.69
  6. Step 6: Final answer
    x = 629,743.99

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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.