Home / 649,382.02-896,150.50-362,906.89

Finding the Fourth Proportional to 649,382.02, 896,150.50 and 362,906.89

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Solution

The fourth proportional to 649,382.02, 896,150.50 and 362,906.89 is: 500,813.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,382.02 : 896,150.50 = 362,906.89 : x
  2. Step 2: Convert to fraction form
    649,382.02/896,150.50 = 362,906.89/x
  3. Step 3: Cross multiply
    649,382.02x = 896,150.50 × 362,906.89
  4. Step 4: Simplify right side
    649,382.02x = 325,219,190,926.95
  5. Step 5: Solve for x
    x = 325,219,190,926.95/649,382.02
  6. Step 6: Final answer
    x = 500,813.36

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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.