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Finding the Fourth Proportional to 370,818.60, 556,098.30 and 193,266.60

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Solution

The fourth proportional to 370,818.60, 556,098.30 and 193,266.60 is: 289,832.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,818.60 : 556,098.30 = 193,266.60 : x
  2. Step 2: Convert to fraction form
    370,818.60/556,098.30 = 193,266.60/x
  3. Step 3: Cross multiply
    370,818.60x = 556,098.30 × 193,266.60
  4. Step 4: Simplify right side
    370,818.60x = 107,475,227,706.78
  5. Step 5: Solve for x
    x = 107,475,227,706.78/370,818.60
  6. Step 6: Final answer
    x = 289,832.35

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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.