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Finding the Fourth Proportional to 366,298.61, 549,635.32 and 174,390.00

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Solution

The fourth proportional to 366,298.61, 549,635.32 and 174,390.00 is: 261,674.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,298.61 : 549,635.32 = 174,390.00 : x
  2. Step 2: Convert to fraction form
    366,298.61/549,635.32 = 174,390.00/x
  3. Step 3: Cross multiply
    366,298.61x = 549,635.32 × 174,390.00
  4. Step 4: Simplify right side
    366,298.61x = 95,850,903,930.43
  5. Step 5: Solve for x
    x = 95,850,903,930.43/366,298.61
  6. Step 6: Final answer
    x = 261,674.23

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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.