Home / 746,940.12-1,030,864.51-424,698.50

Finding the Fourth Proportional to 746,940.12, 1,030,864.51 and 424,698.50

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Solution

The fourth proportional to 746,940.12, 1,030,864.51 and 424,698.50 is: 586,133.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,940.12 : 1,030,864.51 = 424,698.50 : x
  2. Step 2: Convert to fraction form
    746,940.12/1,030,864.51 = 424,698.50/x
  3. Step 3: Cross multiply
    746,940.12x = 1,030,864.51 × 424,698.50
  4. Step 4: Simplify right side
    746,940.12x = 437,806,611,100.24
  5. Step 5: Solve for x
    x = 437,806,611,100.24/746,940.12
  6. Step 6: Final answer
    x = 586,133.48

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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.