Home / 836,543.52-1,154,336.36-473,889.70

Finding the Fourth Proportional to 836,543.52, 1,154,336.36 and 473,889.70

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Solution

The fourth proportional to 836,543.52, 1,154,336.36 and 473,889.70 is: 653,914.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,543.52 : 1,154,336.36 = 473,889.70 : x
  2. Step 2: Convert to fraction form
    836,543.52/1,154,336.36 = 473,889.70/x
  3. Step 3: Cross multiply
    836,543.52x = 1,154,336.36 × 473,889.70
  4. Step 4: Simplify right side
    836,543.52x = 547,028,111,339.49
  5. Step 5: Solve for x
    x = 547,028,111,339.49/836,543.52
  6. Step 6: Final answer
    x = 653,914.71

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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.