Home / 845,495.62-1,166,776.86-463,521.52

Finding the Fourth Proportional to 845,495.62, 1,166,776.86 and 463,521.52

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Solution

The fourth proportional to 845,495.62, 1,166,776.86 and 463,521.52 is: 639,655.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,495.62 : 1,166,776.86 = 463,521.52 : x
  2. Step 2: Convert to fraction form
    845,495.62/1,166,776.86 = 463,521.52/x
  3. Step 3: Cross multiply
    845,495.62x = 1,166,776.86 × 463,521.52
  4. Step 4: Simplify right side
    845,495.62x = 540,826,183,648.03
  5. Step 5: Solve for x
    x = 540,826,183,648.03/845,495.62
  6. Step 6: Final answer
    x = 639,655.81

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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.