Home / 965,340.10-1,332,148.98-535,610.98

Finding the Fourth Proportional to 965,340.10, 1,332,148.98 and 535,610.98

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Solution

The fourth proportional to 965,340.10, 1,332,148.98 and 535,610.98 is: 739,131.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,340.10 : 1,332,148.98 = 535,610.98 : x
  2. Step 2: Convert to fraction form
    965,340.10/1,332,148.98 = 535,610.98/x
  3. Step 3: Cross multiply
    965,340.10x = 1,332,148.98 × 535,610.98
  4. Step 4: Simplify right side
    965,340.10x = 713,513,620,683.80
  5. Step 5: Solve for x
    x = 713,513,620,683.80/965,340.10
  6. Step 6: Final answer
    x = 739,131.86

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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.