Home / 418,569.50-577,621.84-227,582.89

Finding the Fourth Proportional to 418,569.50, 577,621.84 and 227,582.89

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Solution

The fourth proportional to 418,569.50, 577,621.84 and 227,582.89 is: 314,062.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,569.50 : 577,621.84 = 227,582.89 : x
  2. Step 2: Convert to fraction form
    418,569.50/577,621.84 = 227,582.89/x
  3. Step 3: Cross multiply
    418,569.50x = 577,621.84 × 227,582.89
  4. Step 4: Simplify right side
    418,569.50x = 131,456,845,661.31
  5. Step 5: Solve for x
    x = 131,456,845,661.31/418,569.50
  6. Step 6: Final answer
    x = 314,062.17

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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.