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Finding the Fourth Proportional to 549,698.69, 824,536.35 and 150,339.47

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Solution

The fourth proportional to 549,698.69, 824,536.35 and 150,339.47 is: 225,506.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,698.69 : 824,536.35 = 150,339.47 : x
  2. Step 2: Convert to fraction form
    549,698.69/824,536.35 = 150,339.47/x
  3. Step 3: Cross multiply
    549,698.69x = 824,536.35 × 150,339.47
  4. Step 4: Simplify right side
    549,698.69x = 123,960,353,732.05
  5. Step 5: Solve for x
    x = 123,960,353,732.05/549,698.69
  6. Step 6: Final answer
    x = 225,506.00

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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.