Home / 752,080.63-1,128,465.44-325,746.85

Finding the Fourth Proportional to 752,080.63, 1,128,465.44 and 325,746.85

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Solution

The fourth proportional to 752,080.63, 1,128,465.44 and 325,746.85 is: 488,769.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,080.63 : 1,128,465.44 = 325,746.85 : x
  2. Step 2: Convert to fraction form
    752,080.63/1,128,465.44 = 325,746.85/x
  3. Step 3: Cross multiply
    752,080.63x = 1,128,465.44 × 325,746.85
  4. Step 4: Simplify right side
    752,080.63x = 367,594,060,407.07
  5. Step 5: Solve for x
    x = 367,594,060,407.07/752,080.63
  6. Step 6: Final answer
    x = 488,769.48

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.