Home / 896,434.21-1,237,079.19-494,026.21

Finding the Fourth Proportional to 896,434.21, 1,237,079.19 and 494,026.21

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Solution

The fourth proportional to 896,434.21, 1,237,079.19 and 494,026.21 is: 681,756.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,434.21 : 1,237,079.19 = 494,026.21 : x
  2. Step 2: Convert to fraction form
    896,434.21/1,237,079.19 = 494,026.21/x
  3. Step 3: Cross multiply
    896,434.21x = 1,237,079.19 × 494,026.21
  4. Step 4: Simplify right side
    896,434.21x = 611,149,543,705.57
  5. Step 5: Solve for x
    x = 611,149,543,705.57/896,434.21
  6. Step 6: Final answer
    x = 681,756.16

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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.