Home / 836,822.48-1,154,786.76-479,057.36

Finding the Fourth Proportional to 836,822.48, 1,154,786.76 and 479,057.36

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Solution

The fourth proportional to 836,822.48, 1,154,786.76 and 479,057.36 is: 661,082.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,822.48 : 1,154,786.76 = 479,057.36 : x
  2. Step 2: Convert to fraction form
    836,822.48/1,154,786.76 = 479,057.36/x
  3. Step 3: Cross multiply
    836,822.48x = 1,154,786.76 × 479,057.36
  4. Step 4: Simplify right side
    836,822.48x = 553,209,096,608.55
  5. Step 5: Solve for x
    x = 553,209,096,608.55/836,822.48
  6. Step 6: Final answer
    x = 661,082.98

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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.