Home / 406,221.51-608,934.54-169,631.85

Finding the Fourth Proportional to 406,221.51, 608,934.54 and 169,631.85

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Solution

The fourth proportional to 406,221.51, 608,934.54 and 169,631.85 is: 254,281.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,221.51 : 608,934.54 = 169,631.85 : x
  2. Step 2: Convert to fraction form
    406,221.51/608,934.54 = 169,631.85/x
  3. Step 3: Cross multiply
    406,221.51x = 608,934.54 × 169,631.85
  4. Step 4: Simplify right side
    406,221.51x = 103,294,692,549.10
  5. Step 5: Solve for x
    x = 103,294,692,549.10/406,221.51
  6. Step 6: Final answer
    x = 254,281.69

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.