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Finding the Fourth Proportional to 565,610.96, 848,447.76 and 186,516.40

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Solution

The fourth proportional to 565,610.96, 848,447.76 and 186,516.40 is: 279,784.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,610.96 : 848,447.76 = 186,516.40 : x
  2. Step 2: Convert to fraction form
    565,610.96/848,447.76 = 186,516.40/x
  3. Step 3: Cross multiply
    565,610.96x = 848,447.76 × 186,516.40
  4. Step 4: Simplify right side
    565,610.96x = 158,249,421,783.26
  5. Step 5: Solve for x
    x = 158,249,421,783.26/565,610.96
  6. Step 6: Final answer
    x = 279,784.93

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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.