Home / 829,186.92-1,237,724.37-711,613.80

Finding the Fourth Proportional to 829,186.92, 1,237,724.37 and 711,613.80

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Solution

The fourth proportional to 829,186.92, 1,237,724.37 and 711,613.80 is: 1,062,223.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,186.92 : 1,237,724.37 = 711,613.80 : x
  2. Step 2: Convert to fraction form
    829,186.92/1,237,724.37 = 711,613.80/x
  3. Step 3: Cross multiply
    829,186.92x = 1,237,724.37 × 711,613.80
  4. Step 4: Simplify right side
    829,186.92x = 880,781,742,288.31
  5. Step 5: Solve for x
    x = 880,781,742,288.31/829,186.92
  6. Step 6: Final answer
    x = 1,062,223.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.