Home / 487,714.74-673,041.39-269,923.84

Finding the Fourth Proportional to 487,714.74, 673,041.39 and 269,923.84

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Solution

The fourth proportional to 487,714.74, 673,041.39 and 269,923.84 is: 372,492.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    487,714.74 : 673,041.39 = 269,923.84 : x
  2. Step 2: Convert to fraction form
    487,714.74/673,041.39 = 269,923.84/x
  3. Step 3: Cross multiply
    487,714.74x = 673,041.39 × 269,923.84
  4. Step 4: Simplify right side
    487,714.74x = 181,669,911,752.91
  5. Step 5: Solve for x
    x = 181,669,911,752.91/487,714.74
  6. Step 6: Final answer
    x = 372,492.15

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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.