Home / 936,258.92-1,292,037.38-506,538.80

Finding the Fourth Proportional to 936,258.92, 1,292,037.38 and 506,538.80

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Solution

The fourth proportional to 936,258.92, 1,292,037.38 and 506,538.80 is: 699,023.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,258.92 : 1,292,037.38 = 506,538.80 : x
  2. Step 2: Convert to fraction form
    936,258.92/1,292,037.38 = 506,538.80/x
  3. Step 3: Cross multiply
    936,258.92x = 1,292,037.38 × 506,538.80
  4. Step 4: Simplify right side
    936,258.92x = 654,467,064,020.34
  5. Step 5: Solve for x
    x = 654,467,064,020.34/936,258.92
  6. Step 6: Final answer
    x = 699,023.58

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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.