Home / 936,885.45-1,292,910.83-549,707.45

Finding the Fourth Proportional to 936,885.45, 1,292,910.83 and 549,707.45

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Solution

The fourth proportional to 936,885.45, 1,292,910.83 and 549,707.45 is: 758,601.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,885.45 : 1,292,910.83 = 549,707.45 : x
  2. Step 2: Convert to fraction form
    936,885.45/1,292,910.83 = 549,707.45/x
  3. Step 3: Cross multiply
    936,885.45x = 1,292,910.83 × 549,707.45
  4. Step 4: Simplify right side
    936,885.45x = 710,722,715,436.68
  5. Step 5: Solve for x
    x = 710,722,715,436.68/936,885.45
  6. Step 6: Final answer
    x = 758,601.51

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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.