Home / 986,914.96-1,480,151-453,923.92

Finding the Fourth Proportional to 986,914.96, 1,480,151 and 453,923.92

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Solution

The fourth proportional to 986,914.96, 1,480,151 and 453,923.92 is: 680,784.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    986,914.96 : 1,480,151 = 453,923.92 : x
  2. Step 2: Convert to fraction form
    986,914.96/1,480,151 = 453,923.92/x
  3. Step 3: Cross multiply
    986,914.96x = 1,480,151 × 453,923.92
  4. Step 4: Simplify right side
    986,914.96x = 671,875,936,711.17
  5. Step 5: Solve for x
    x = 671,875,936,711.17/986,914.96
  6. Step 6: Final answer
    x = 680,784.03

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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.