Home / 406,347.22-560,763.37-245,171.13

Finding the Fourth Proportional to 406,347.22, 560,763.37 and 245,171.13

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Solution

The fourth proportional to 406,347.22, 560,763.37 and 245,171.13 is: 338,338.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,347.22 : 560,763.37 = 245,171.13 : x
  2. Step 2: Convert to fraction form
    406,347.22/560,763.37 = 245,171.13/x
  3. Step 3: Cross multiply
    406,347.22x = 560,763.37 × 245,171.13
  4. Step 4: Simplify right side
    406,347.22x = 137,482,989,085.51
  5. Step 5: Solve for x
    x = 137,482,989,085.51/406,347.22
  6. Step 6: Final answer
    x = 338,338.70

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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.