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Finding the Fourth Proportional to 411,117.66, 567,346.58 and 229,839.66

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Solution

The fourth proportional to 411,117.66, 567,346.58 and 229,839.66 is: 317,181.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,117.66 : 567,346.58 = 229,839.66 : x
  2. Step 2: Convert to fraction form
    411,117.66/567,346.58 = 229,839.66/x
  3. Step 3: Cross multiply
    411,117.66x = 567,346.58 × 229,839.66
  4. Step 4: Simplify right side
    411,117.66x = 130,398,744,762.06
  5. Step 5: Solve for x
    x = 130,398,744,762.06/411,117.66
  6. Step 6: Final answer
    x = 317,181.08

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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.