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Finding the Fourth Proportional to 366,929.80, 549,957.30 and 153,697.30

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Solution

The fourth proportional to 366,929.80, 549,957.30 and 153,697.30 is: 230,362.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,929.80 : 549,957.30 = 153,697.30 : x
  2. Step 2: Convert to fraction form
    366,929.80/549,957.30 = 153,697.30/x
  3. Step 3: Cross multiply
    366,929.80x = 549,957.30 × 153,697.30
  4. Step 4: Simplify right side
    366,929.80x = 84,526,952,125.29
  5. Step 5: Solve for x
    x = 84,526,952,125.29/366,929.80
  6. Step 6: Final answer
    x = 230,362.73

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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.