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Finding the Fourth Proportional to 616,010.88, 850,055.04 and 357,864.96

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Solution

The fourth proportional to 616,010.88, 850,055.04 and 357,864.96 is: 493,830.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,010.88 : 850,055.04 = 357,864.96 : x
  2. Step 2: Convert to fraction form
    616,010.88/850,055.04 = 357,864.96/x
  3. Step 3: Cross multiply
    616,010.88x = 850,055.04 × 357,864.96
  4. Step 4: Simplify right side
    616,010.88x = 304,204,912,887.40
  5. Step 5: Solve for x
    x = 304,204,912,887.40/616,010.88
  6. Step 6: Final answer
    x = 493,830.42

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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.