Home / 845,451.10-1,166,767.23-463,493.98

Finding the Fourth Proportional to 845,451.10, 1,166,767.23 and 463,493.98

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Solution

The fourth proportional to 845,451.10, 1,166,767.23 and 463,493.98 is: 639,646.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,451.10 : 1,166,767.23 = 463,493.98 : x
  2. Step 2: Convert to fraction form
    845,451.10/1,166,767.23 = 463,493.98/x
  3. Step 3: Cross multiply
    845,451.10x = 1,166,767.23 × 463,493.98
  4. Step 4: Simplify right side
    845,451.10x = 540,789,587,166.28
  5. Step 5: Solve for x
    x = 540,789,587,166.28/845,451.10
  6. Step 6: Final answer
    x = 639,646.20

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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.