Home / 945,803.02-1,418,689.46-440,081.14

Finding the Fourth Proportional to 945,803.02, 1,418,689.46 and 440,081.14

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Solution

The fourth proportional to 945,803.02, 1,418,689.46 and 440,081.14 is: 660,114.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,803.02 : 1,418,689.46 = 440,081.14 : x
  2. Step 2: Convert to fraction form
    945,803.02/1,418,689.46 = 440,081.14/x
  3. Step 3: Cross multiply
    945,803.02x = 1,418,689.46 × 440,081.14
  4. Step 4: Simplify right side
    945,803.02x = 624,338,474,862.78
  5. Step 5: Solve for x
    x = 624,338,474,862.78/945,803.02
  6. Step 6: Final answer
    x = 660,114.70

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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.