Home / 755,786.76-1,043,032.86-416,254.92

Finding the Fourth Proportional to 755,786.76, 1,043,032.86 and 416,254.92

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Solution

The fourth proportional to 755,786.76, 1,043,032.86 and 416,254.92 is: 574,457.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,786.76 : 1,043,032.86 = 416,254.92 : x
  2. Step 2: Convert to fraction form
    755,786.76/1,043,032.86 = 416,254.92/x
  3. Step 3: Cross multiply
    755,786.76x = 1,043,032.86 × 416,254.92
  4. Step 4: Simplify right side
    755,786.76x = 434,167,559,696.67
  5. Step 5: Solve for x
    x = 434,167,559,696.67/755,786.76
  6. Step 6: Final answer
    x = 574,457.75

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Double scale
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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.