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Finding the Fourth Proportional to 294,533.60, 441,800.40 and 272,882.30

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Solution

The fourth proportional to 294,533.60, 441,800.40 and 272,882.30 is: 409,323.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,533.60 : 441,800.40 = 272,882.30 : x
  2. Step 2: Convert to fraction form
    294,533.60/441,800.40 = 272,882.30/x
  3. Step 3: Cross multiply
    294,533.60x = 441,800.40 × 272,882.30
  4. Step 4: Simplify right side
    294,533.60x = 120,559,509,292.92
  5. Step 5: Solve for x
    x = 120,559,509,292.92/294,533.60
  6. Step 6: Final answer
    x = 409,323.45

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1.5x scale

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.