Home / 1,304,312.23-1,799,949.20-723,623.41

Finding the Fourth Proportional to 1,304,312.23, 1,799,949.20 and 723,623.41

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Solution

The fourth proportional to 1,304,312.23, 1,799,949.20 and 723,623.41 is: 998,599.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,304,312.23 : 1,799,949.20 = 723,623.41 : x
  2. Step 2: Convert to fraction form
    1,304,312.23/1,799,949.20 = 723,623.41/x
  3. Step 3: Cross multiply
    1,304,312.23x = 1,799,949.20 × 723,623.41
  4. Step 4: Simplify right side
    1,304,312.23x = 1,302,485,377,930.77
  5. Step 5: Solve for x
    x = 1,302,485,377,930.77/1,304,312.23
  6. Step 6: Final answer
    x = 998,599.38

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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.