Home / 974,062.80-1,461,239.37-300,087.72

Finding the Fourth Proportional to 974,062.80, 1,461,239.37 and 300,087.72

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Solution

The fourth proportional to 974,062.80, 1,461,239.37 and 300,087.72 is: 450,176.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    974,062.80 : 1,461,239.37 = 300,087.72 : x
  2. Step 2: Convert to fraction form
    974,062.80/1,461,239.37 = 300,087.72/x
  3. Step 3: Cross multiply
    974,062.80x = 1,461,239.37 × 300,087.72
  4. Step 4: Simplify right side
    974,062.80x = 438,499,990,917.54
  5. Step 5: Solve for x
    x = 438,499,990,917.54/974,062.80
  6. Step 6: Final answer
    x = 450,176.30

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1.5x scale

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.