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Finding the Fourth Proportional to 571,021.93, 788,010.15 and 341,588.88

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Solution

The fourth proportional to 571,021.93, 788,010.15 and 341,588.88 is: 471,392.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,021.93 : 788,010.15 = 341,588.88 : x
  2. Step 2: Convert to fraction form
    571,021.93/788,010.15 = 341,588.88/x
  3. Step 3: Cross multiply
    571,021.93x = 788,010.15 × 341,588.88
  4. Step 4: Simplify right side
    571,021.93x = 269,175,506,241.21
  5. Step 5: Solve for x
    x = 269,175,506,241.21/571,021.93
  6. Step 6: Final answer
    x = 471,392.59

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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.