Home / 406,580.39-561,089.05-236,825.45

Finding the Fourth Proportional to 406,580.39, 561,089.05 and 236,825.45

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Solution

The fourth proportional to 406,580.39, 561,089.05 and 236,825.45 is: 326,823.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,580.39 : 561,089.05 = 236,825.45 : x
  2. Step 2: Convert to fraction form
    406,580.39/561,089.05 = 236,825.45/x
  3. Step 3: Cross multiply
    406,580.39x = 561,089.05 × 236,825.45
  4. Step 4: Simplify right side
    406,580.39x = 132,880,163,358.81
  5. Step 5: Solve for x
    x = 132,880,163,358.81/406,580.39
  6. Step 6: Final answer
    x = 326,823.84

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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.