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Finding the Fourth Proportional to 616,119.13, 850,235.02 and 344,190.93

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Solution

The fourth proportional to 616,119.13, 850,235.02 and 344,190.93 is: 474,978.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,119.13 : 850,235.02 = 344,190.93 : x
  2. Step 2: Convert to fraction form
    616,119.13/850,235.02 = 344,190.93/x
  3. Step 3: Cross multiply
    616,119.13x = 850,235.02 × 344,190.93
  4. Step 4: Simplify right side
    616,119.13x = 292,643,182,252.37
  5. Step 5: Solve for x
    x = 292,643,182,252.37/616,119.13
  6. Step 6: Final answer
    x = 474,978.24

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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.