Home / 923,828.20-1,385,051.10-503,578.60

Finding the Fourth Proportional to 923,828.20, 1,385,051.10 and 503,578.60

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Solution

The fourth proportional to 923,828.20, 1,385,051.10 and 503,578.60 is: 754,991.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,828.20 : 1,385,051.10 = 503,578.60 : x
  2. Step 2: Convert to fraction form
    923,828.20/1,385,051.10 = 503,578.60/x
  3. Step 3: Cross multiply
    923,828.20x = 1,385,051.10 × 503,578.60
  4. Step 4: Simplify right side
    923,828.20x = 697,482,093,866.46
  5. Step 5: Solve for x
    x = 697,482,093,866.46/923,828.20
  6. Step 6: Final answer
    x = 754,991.13

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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.