Home / 845,158.20-1,166,311.62-463,184.07

Finding the Fourth Proportional to 845,158.20, 1,166,311.62 and 463,184.07

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Solution

The fourth proportional to 845,158.20, 1,166,311.62 and 463,184.07 is: 639,190.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,158.20 : 1,166,311.62 = 463,184.07 : x
  2. Step 2: Convert to fraction form
    845,158.20/1,166,311.62 = 463,184.07/x
  3. Step 3: Cross multiply
    845,158.20x = 1,166,311.62 × 463,184.07
  4. Step 4: Simplify right side
    845,158.20x = 540,216,963,039.89
  5. Step 5: Solve for x
    x = 540,216,963,039.89/845,158.20
  6. Step 6: Final answer
    x = 639,190.35

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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.