Home / 974,323.71-1,344,739.86-716,574.83

Finding the Fourth Proportional to 974,323.71, 1,344,739.86 and 716,574.83

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Solution

The fourth proportional to 974,323.71, 1,344,739.86 and 716,574.83 is: 989,000.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    974,323.71 : 1,344,739.86 = 716,574.83 : x
  2. Step 2: Convert to fraction form
    974,323.71/1,344,739.86 = 716,574.83/x
  3. Step 3: Cross multiply
    974,323.71x = 1,344,739.86 × 716,574.83
  4. Step 4: Simplify right side
    974,323.71x = 963,606,729,850.03
  5. Step 5: Solve for x
    x = 963,606,729,850.03/974,323.71
  6. Step 6: Final answer
    x = 989,000.60

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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.