Home / 704,309.85-1,056,528.09-198,875.93

Finding the Fourth Proportional to 704,309.85, 1,056,528.09 and 198,875.93

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Solution

The fourth proportional to 704,309.85, 1,056,528.09 and 198,875.93 is: 298,331.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,309.85 : 1,056,528.09 = 198,875.93 : x
  2. Step 2: Convert to fraction form
    704,309.85/1,056,528.09 = 198,875.93/x
  3. Step 3: Cross multiply
    704,309.85x = 1,056,528.09 × 198,875.93
  4. Step 4: Simplify right side
    704,309.85x = 210,118,001,187.23
  5. Step 5: Solve for x
    x = 210,118,001,187.23/704,309.85
  6. Step 6: Final answer
    x = 298,331.77

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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.