Home / 857,895.02-1,183,891.52-475,921.80

Finding the Fourth Proportional to 857,895.02, 1,183,891.52 and 475,921.80

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Solution

The fourth proportional to 857,895.02, 1,183,891.52 and 475,921.80 is: 656,770.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    857,895.02 : 1,183,891.52 = 475,921.80 : x
  2. Step 2: Convert to fraction form
    857,895.02/1,183,891.52 = 475,921.80/x
  3. Step 3: Cross multiply
    857,895.02x = 1,183,891.52 × 475,921.80
  4. Step 4: Simplify right side
    857,895.02x = 563,439,783,203.14
  5. Step 5: Solve for x
    x = 563,439,783,203.14/857,895.02
  6. Step 6: Final answer
    x = 656,770.08

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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.