Home / 746,693.54-1,030,436.74-407,161.79

Finding the Fourth Proportional to 746,693.54, 1,030,436.74 and 407,161.79

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Solution

The fourth proportional to 746,693.54, 1,030,436.74 and 407,161.79 is: 561,883.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,693.54 : 1,030,436.74 = 407,161.79 : x
  2. Step 2: Convert to fraction form
    746,693.54/1,030,436.74 = 407,161.79/x
  3. Step 3: Cross multiply
    746,693.54x = 1,030,436.74 × 407,161.79
  4. Step 4: Simplify right side
    746,693.54x = 419,554,466,761.07
  5. Step 5: Solve for x
    x = 419,554,466,761.07/746,693.54
  6. Step 6: Final answer
    x = 561,883.08

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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.