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Finding the Fourth Proportional to 366,417.88, 549,538.43 and 153,070.56

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Solution

The fourth proportional to 366,417.88, 549,538.43 and 153,070.56 is: 229,568.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,417.88 : 549,538.43 = 153,070.56 : x
  2. Step 2: Convert to fraction form
    366,417.88/549,538.43 = 153,070.56/x
  3. Step 3: Cross multiply
    366,417.88x = 549,538.43 × 153,070.56
  4. Step 4: Simplify right side
    366,417.88x = 84,118,154,456.27
  5. Step 5: Solve for x
    x = 84,118,154,456.27/366,417.88
  6. Step 6: Final answer
    x = 229,568.91

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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.