Home / 836,976.69-1,255,626.63-357,197.49

Finding the Fourth Proportional to 836,976.69, 1,255,626.63 and 357,197.49

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Solution

The fourth proportional to 836,976.69, 1,255,626.63 and 357,197.49 is: 535,865.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,976.69 : 1,255,626.63 = 357,197.49 : x
  2. Step 2: Convert to fraction form
    836,976.69/1,255,626.63 = 357,197.49/x
  3. Step 3: Cross multiply
    836,976.69x = 1,255,626.63 × 357,197.49
  4. Step 4: Simplify right side
    836,976.69x = 448,506,680,613.16
  5. Step 5: Solve for x
    x = 448,506,680,613.16/836,976.69
  6. Step 6: Final answer
    x = 535,865.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.