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Finding the Fourth Proportional to 424,666.88, 585,796.48 and 265,414.40

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Solution

The fourth proportional to 424,666.88, 585,796.48 and 265,414.40 is: 366,119.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,666.88 : 585,796.48 = 265,414.40 : x
  2. Step 2: Convert to fraction form
    424,666.88/585,796.48 = 265,414.40/x
  3. Step 3: Cross multiply
    424,666.88x = 585,796.48 × 265,414.40
  4. Step 4: Simplify right side
    424,666.88x = 155,478,821,261.31
  5. Step 5: Solve for x
    x = 155,478,821,261.31/424,666.88
  6. Step 6: Final answer
    x = 366,119.49

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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.