Home / 836,644.12-1,154,613.18-474,138.52

Finding the Fourth Proportional to 836,644.12, 1,154,613.18 and 474,138.52

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Solution

The fourth proportional to 836,644.12, 1,154,613.18 and 474,138.52 is: 654,336.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,644.12 : 1,154,613.18 = 474,138.52 : x
  2. Step 2: Convert to fraction form
    836,644.12/1,154,613.18 = 474,138.52/x
  3. Step 3: Cross multiply
    836,644.12x = 1,154,613.18 × 474,138.52
  4. Step 4: Simplify right side
    836,644.12x = 547,446,584,337.69
  5. Step 5: Solve for x
    x = 547,446,584,337.69/836,644.12
  6. Step 6: Final answer
    x = 654,336.26

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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.