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Finding the Fourth Proportional to 616,199.88, 850,210.12 and 357,923.36

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Solution

The fourth proportional to 616,199.88, 850,210.12 and 357,923.36 is: 493,849.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,199.88 : 850,210.12 = 357,923.36 : x
  2. Step 2: Convert to fraction form
    616,199.88/850,210.12 = 357,923.36/x
  3. Step 3: Cross multiply
    616,199.88x = 850,210.12 × 357,923.36
  4. Step 4: Simplify right side
    616,199.88x = 304,310,062,856.40
  5. Step 5: Solve for x
    x = 304,310,062,856.40/616,199.88
  6. Step 6: Final answer
    x = 493,849.60

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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.