Home / 746,785.47-1,030,554.50-424,474.53

Finding the Fourth Proportional to 746,785.47, 1,030,554.50 and 424,474.53

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Solution

The fourth proportional to 746,785.47, 1,030,554.50 and 424,474.53 is: 585,769.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,785.47 : 1,030,554.50 = 424,474.53 : x
  2. Step 2: Convert to fraction form
    746,785.47/1,030,554.50 = 424,474.53/x
  3. Step 3: Cross multiply
    746,785.47x = 1,030,554.50 × 424,474.53
  4. Step 4: Simplify right side
    746,785.47x = 437,444,131,039.93
  5. Step 5: Solve for x
    x = 437,444,131,039.93/746,785.47
  6. Step 6: Final answer
    x = 585,769.47

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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.