Home / 406,668.02-561,067.44-245,461.82

Finding the Fourth Proportional to 406,668.02, 561,067.44 and 245,461.82

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Solution

The fourth proportional to 406,668.02, 561,067.44 and 245,461.82 is: 338,656.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,668.02 : 561,067.44 = 245,461.82 : x
  2. Step 2: Convert to fraction form
    406,668.02/561,067.44 = 245,461.82/x
  3. Step 3: Cross multiply
    406,668.02x = 561,067.44 × 245,461.82
  4. Step 4: Simplify right side
    406,668.02x = 137,720,634,965.14
  5. Step 5: Solve for x
    x = 137,720,634,965.14/406,668.02
  6. Step 6: Final answer
    x = 338,656.17

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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.