Home / 836,020.92-1,153,722.12-473,434.94

Finding the Fourth Proportional to 836,020.92, 1,153,722.12 and 473,434.94

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Solution

The fourth proportional to 836,020.92, 1,153,722.12 and 473,434.94 is: 653,347.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,020.92 : 1,153,722.12 = 473,434.94 : x
  2. Step 2: Convert to fraction form
    836,020.92/1,153,722.12 = 473,434.94/x
  3. Step 3: Cross multiply
    836,020.92x = 1,153,722.12 × 473,434.94
  4. Step 4: Simplify right side
    836,020.92x = 546,212,362,658.87
  5. Step 5: Solve for x
    x = 546,212,362,658.87/836,020.92
  6. Step 6: Final answer
    x = 653,347.72

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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.