Home / 406,432.23-560,896.29-245,284.35

Finding the Fourth Proportional to 406,432.23, 560,896.29 and 245,284.35

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Solution

The fourth proportional to 406,432.23, 560,896.29 and 245,284.35 is: 338,504.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,432.23 : 560,896.29 = 245,284.35 : x
  2. Step 2: Convert to fraction form
    406,432.23/560,896.29 = 245,284.35/x
  3. Step 3: Cross multiply
    406,432.23x = 560,896.29 × 245,284.35
  4. Step 4: Simplify right side
    406,432.23x = 137,579,081,910.06
  5. Step 5: Solve for x
    x = 137,579,081,910.06/406,432.23
  6. Step 6: Final answer
    x = 338,504.36

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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.