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Finding the Fourth Proportional to 201,307.32, 302,004.54 and 61,076.52

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Solution

The fourth proportional to 201,307.32, 302,004.54 and 61,076.52 is: 91,628.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,307.32 : 302,004.54 = 61,076.52 : x
  2. Step 2: Convert to fraction form
    201,307.32/302,004.54 = 61,076.52/x
  3. Step 3: Cross multiply
    201,307.32x = 302,004.54 × 61,076.52
  4. Step 4: Simplify right side
    201,307.32x = 18,445,386,327.40
  5. Step 5: Solve for x
    x = 18,445,386,327.40/201,307.32
  6. Step 6: Final answer
    x = 91,628.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.