Home / 726,975.08-999,011.72-693,633.97

Finding the Fourth Proportional to 726,975.08, 999,011.72 and 693,633.97

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Solution

The fourth proportional to 726,975.08, 999,011.72 and 693,633.97 is: 953,194.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,975.08 : 999,011.72 = 693,633.97 : x
  2. Step 2: Convert to fraction form
    726,975.08/999,011.72 = 693,633.97/x
  3. Step 3: Cross multiply
    726,975.08x = 999,011.72 × 693,633.97
  4. Step 4: Simplify right side
    726,975.08x = 692,948,465,420.13
  5. Step 5: Solve for x
    x = 692,948,465,420.13/726,975.08
  6. Step 6: Final answer
    x = 953,194.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.