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Finding the Fourth Proportional to 549,499.96, 824,368.29 and 170,413.03

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Solution

The fourth proportional to 549,499.96, 824,368.29 and 170,413.03 is: 255,656.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,499.96 : 824,368.29 = 170,413.03 : x
  2. Step 2: Convert to fraction form
    549,499.96/824,368.29 = 170,413.03/x
  3. Step 3: Cross multiply
    549,499.96x = 824,368.29 × 170,413.03
  4. Step 4: Simplify right side
    549,499.96x = 140,483,098,134.82
  5. Step 5: Solve for x
    x = 140,483,098,134.82/549,499.96
  6. Step 6: Final answer
    x = 255,656.25

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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.