Home / 418,085.69-576,968.99-227,110.01

Finding the Fourth Proportional to 418,085.69, 576,968.99 and 227,110.01

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Solution

The fourth proportional to 418,085.69, 576,968.99 and 227,110.01 is: 313,417.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,085.69 : 576,968.99 = 227,110.01 : x
  2. Step 2: Convert to fraction form
    418,085.69/576,968.99 = 227,110.01/x
  3. Step 3: Cross multiply
    418,085.69x = 576,968.99 × 227,110.01
  4. Step 4: Simplify right side
    418,085.69x = 131,035,431,953.04
  5. Step 5: Solve for x
    x = 131,035,431,953.04/418,085.69
  6. Step 6: Final answer
    x = 313,417.64

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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.