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Finding the Fourth Proportional to 366,507.50, 549,672.87 and 153,159.98

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Solution

The fourth proportional to 366,507.50, 549,672.87 and 153,159.98 is: 229,703.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,507.50 : 549,672.87 = 153,159.98 : x
  2. Step 2: Convert to fraction form
    366,507.50/549,672.87 = 153,159.98/x
  3. Step 3: Cross multiply
    366,507.50x = 549,672.87 × 153,159.98
  4. Step 4: Simplify right side
    366,507.50x = 84,187,885,775.74
  5. Step 5: Solve for x
    x = 84,187,885,775.74/366,507.50
  6. Step 6: Final answer
    x = 229,703.04

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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.