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Finding the Fourth Proportional to 406,070.01, 609,703.78 and 226,506.25

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Solution

The fourth proportional to 406,070.01, 609,703.78 and 226,506.25 is: 340,093.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,070.01 : 609,703.78 = 226,506.25 : x
  2. Step 2: Convert to fraction form
    406,070.01/609,703.78 = 226,506.25/x
  3. Step 3: Cross multiply
    406,070.01x = 609,703.78 × 226,506.25
  4. Step 4: Simplify right side
    406,070.01x = 138,101,715,686.09
  5. Step 5: Solve for x
    x = 138,101,715,686.09/406,070.01
  6. Step 6: Final answer
    x = 340,093.37

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1.5x scale

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.