Home / 863,110.23-1,191,602.79-767,352.30

Finding the Fourth Proportional to 863,110.23, 1,191,602.79 and 767,352.30

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Solution

The fourth proportional to 863,110.23, 1,191,602.79 and 767,352.30 is: 1,059,400.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,110.23 : 1,191,602.79 = 767,352.30 : x
  2. Step 2: Convert to fraction form
    863,110.23/1,191,602.79 = 767,352.30/x
  3. Step 3: Cross multiply
    863,110.23x = 1,191,602.79 × 767,352.30
  4. Step 4: Simplify right side
    863,110.23x = 914,379,141,592.92
  5. Step 5: Solve for x
    x = 914,379,141,592.92/863,110.23
  6. Step 6: Final answer
    x = 1,059,400.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.