Home / 823,818.62-1,136,772.48-474,955.11

Finding the Fourth Proportional to 823,818.62, 1,136,772.48 and 474,955.11

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Solution

The fourth proportional to 823,818.62, 1,136,772.48 and 474,955.11 is: 655,382.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,818.62 : 1,136,772.48 = 474,955.11 : x
  2. Step 2: Convert to fraction form
    823,818.62/1,136,772.48 = 474,955.11/x
  3. Step 3: Cross multiply
    823,818.62x = 1,136,772.48 × 474,955.11
  4. Step 4: Simplify right side
    823,818.62x = 539,915,900,064.45
  5. Step 5: Solve for x
    x = 539,915,900,064.45/823,818.62
  6. Step 6: Final answer
    x = 655,382.00

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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.