Home / 936,228.45-1,292,004.60-506,517.82

Finding the Fourth Proportional to 936,228.45, 1,292,004.60 and 506,517.82

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Solution

The fourth proportional to 936,228.45, 1,292,004.60 and 506,517.82 is: 698,999.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,228.45 : 1,292,004.60 = 506,517.82 : x
  2. Step 2: Convert to fraction form
    936,228.45/1,292,004.60 = 506,517.82/x
  3. Step 3: Cross multiply
    936,228.45x = 1,292,004.60 × 506,517.82
  4. Step 4: Simplify right side
    936,228.45x = 654,423,353,421.97
  5. Step 5: Solve for x
    x = 654,423,353,421.97/936,228.45
  6. Step 6: Final answer
    x = 698,999.64

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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.