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Finding the Fourth Proportional to 354,803.60, 532,464.60 and 249,827.60

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Solution

The fourth proportional to 354,803.60, 532,464.60 and 249,827.60 is: 374,923.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,803.60 : 532,464.60 = 249,827.60 : x
  2. Step 2: Convert to fraction form
    354,803.60/532,464.60 = 249,827.60/x
  3. Step 3: Cross multiply
    354,803.60x = 532,464.60 × 249,827.60
  4. Step 4: Simplify right side
    354,803.60x = 133,024,353,102.96
  5. Step 5: Solve for x
    x = 133,024,353,102.96/354,803.60
  6. Step 6: Final answer
    x = 374,923.91

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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.