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Finding the Fourth Proportional to 610,076.34, 841,883.60 and 338,169.66

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Solution

The fourth proportional to 610,076.34, 841,883.60 and 338,169.66 is: 466,662.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    610,076.34 : 841,883.60 = 338,169.66 : x
  2. Step 2: Convert to fraction form
    610,076.34/841,883.60 = 338,169.66/x
  3. Step 3: Cross multiply
    610,076.34x = 841,883.60 × 338,169.66
  4. Step 4: Simplify right side
    610,076.34x = 284,699,490,771.58
  5. Step 5: Solve for x
    x = 284,699,490,771.58/610,076.34
  6. Step 6: Final answer
    x = 466,662.08

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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.