Home / 493,582.77-740,436.42-169,434.03

Finding the Fourth Proportional to 493,582.77, 740,436.42 and 169,434.03

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Solution

The fourth proportional to 493,582.77, 740,436.42 and 169,434.03 is: 254,172.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,582.77 : 740,436.42 = 169,434.03 : x
  2. Step 2: Convert to fraction form
    493,582.77/740,436.42 = 169,434.03/x
  3. Step 3: Cross multiply
    493,582.77x = 740,436.42 × 169,434.03
  4. Step 4: Simplify right side
    493,582.77x = 125,455,126,599.37
  5. Step 5: Solve for x
    x = 125,455,126,599.37/493,582.77
  6. Step 6: Final answer
    x = 254,172.42

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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.