Home / 845,160.45-1,166,314.73-463,186.32

Finding the Fourth Proportional to 845,160.45, 1,166,314.73 and 463,186.32

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Solution

The fourth proportional to 845,160.45, 1,166,314.73 and 463,186.32 is: 639,193.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,160.45 : 1,166,314.73 = 463,186.32 : x
  2. Step 2: Convert to fraction form
    845,160.45/1,166,314.73 = 463,186.32/x
  3. Step 3: Cross multiply
    845,160.45x = 1,166,314.73 × 463,186.32
  4. Step 4: Simplify right side
    845,160.45x = 540,221,025,434.56
  5. Step 5: Solve for x
    x = 540,221,025,434.56/845,160.45
  6. Step 6: Final answer
    x = 639,193.45

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Double scale
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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.