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Finding the Fourth Proportional to 362,987.24, 500,848.62 and 212,055.08

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Solution

The fourth proportional to 362,987.24, 500,848.62 and 212,055.08 is: 292,592.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,987.24 : 500,848.62 = 212,055.08 : x
  2. Step 2: Convert to fraction form
    362,987.24/500,848.62 = 212,055.08/x
  3. Step 3: Cross multiply
    362,987.24x = 500,848.62 × 212,055.08
  4. Step 4: Simplify right side
    362,987.24x = 106,207,494,181.99
  5. Step 5: Solve for x
    x = 106,207,494,181.99/362,987.24
  6. Step 6: Final answer
    x = 292,592.91

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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.