Home / 914,049.12-1,261,372.29-506,142.24

Finding the Fourth Proportional to 914,049.12, 1,261,372.29 and 506,142.24

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Solution

The fourth proportional to 914,049.12, 1,261,372.29 and 506,142.24 is: 698,467.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,049.12 : 1,261,372.29 = 506,142.24 : x
  2. Step 2: Convert to fraction form
    914,049.12/1,261,372.29 = 506,142.24/x
  3. Step 3: Cross multiply
    914,049.12x = 1,261,372.29 × 506,142.24
  4. Step 4: Simplify right side
    914,049.12x = 638,433,796,334.53
  5. Step 5: Solve for x
    x = 638,433,796,334.53/914,049.12
  6. Step 6: Final answer
    x = 698,467.71

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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.