Home / 787,806.02-1,181,461.16-255,203.48

Finding the Fourth Proportional to 787,806.02, 1,181,461.16 and 255,203.48

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Solution

The fourth proportional to 787,806.02, 1,181,461.16 and 255,203.48 is: 382,724.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    787,806.02 : 1,181,461.16 = 255,203.48 : x
  2. Step 2: Convert to fraction form
    787,806.02/1,181,461.16 = 255,203.48/x
  3. Step 3: Cross multiply
    787,806.02x = 1,181,461.16 × 255,203.48
  4. Step 4: Simplify right side
    787,806.02x = 301,513,003,108.50
  5. Step 5: Solve for x
    x = 301,513,003,108.50/787,806.02
  6. Step 6: Final answer
    x = 382,724.93

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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.