Home / 896,431.28-1,237,075.19-494,023.28

Finding the Fourth Proportional to 896,431.28, 1,237,075.19 and 494,023.28

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Solution

The fourth proportional to 896,431.28, 1,237,075.19 and 494,023.28 is: 681,752.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,431.28 : 1,237,075.19 = 494,023.28 : x
  2. Step 2: Convert to fraction form
    896,431.28/1,237,075.19 = 494,023.28/x
  3. Step 3: Cross multiply
    896,431.28x = 1,237,075.19 × 494,023.28
  4. Step 4: Simplify right side
    896,431.28x = 611,143,945,445.58
  5. Step 5: Solve for x
    x = 611,143,945,445.58/896,431.28
  6. Step 6: Final answer
    x = 681,752.14

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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.