Home / 406,066.86-560,429.55-236,355.66

Finding the Fourth Proportional to 406,066.86, 560,429.55 and 236,355.66

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Solution

The fourth proportional to 406,066.86, 560,429.55 and 236,355.66 is: 326,204.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,066.86 : 560,429.55 = 236,355.66 : x
  2. Step 2: Convert to fraction form
    406,066.86/560,429.55 = 236,355.66/x
  3. Step 3: Cross multiply
    406,066.86x = 560,429.55 × 236,355.66
  4. Step 4: Simplify right side
    406,066.86x = 132,460,696,173.75
  5. Step 5: Solve for x
    x = 132,460,696,173.75/406,066.86
  6. Step 6: Final answer
    x = 326,204.15

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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.