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Finding the Fourth Proportional to 354,851.40, 532,277.10 and 333,856.20

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Solution

The fourth proportional to 354,851.40, 532,277.10 and 333,856.20 is: 500,784.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,851.40 : 532,277.10 = 333,856.20 : x
  2. Step 2: Convert to fraction form
    354,851.40/532,277.10 = 333,856.20/x
  3. Step 3: Cross multiply
    354,851.40x = 532,277.10 × 333,856.20
  4. Step 4: Simplify right side
    354,851.40x = 177,704,009,953.02
  5. Step 5: Solve for x
    x = 177,704,009,953.02/354,851.40
  6. Step 6: Final answer
    x = 500,784.30

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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.