Home / 845,160.20-1,166,314.38-463,186.07

Finding the Fourth Proportional to 845,160.20, 1,166,314.38 and 463,186.07

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Solution

The fourth proportional to 845,160.20, 1,166,314.38 and 463,186.07 is: 639,193.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,160.20 : 1,166,314.38 = 463,186.07 : x
  2. Step 2: Convert to fraction form
    845,160.20/1,166,314.38 = 463,186.07/x
  3. Step 3: Cross multiply
    845,160.20x = 1,166,314.38 × 463,186.07
  4. Step 4: Simplify right side
    845,160.20x = 540,220,574,056.69
  5. Step 5: Solve for x
    x = 540,220,574,056.69/845,160.20
  6. Step 6: Final answer
    x = 639,193.11

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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.