Home / 845,568.16-1,166,883.72-463,586.80

Finding the Fourth Proportional to 845,568.16, 1,166,883.72 and 463,586.80

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Solution

The fourth proportional to 845,568.16, 1,166,883.72 and 463,586.80 is: 639,749.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,568.16 : 1,166,883.72 = 463,586.80 : x
  2. Step 2: Convert to fraction form
    845,568.16/1,166,883.72 = 463,586.80/x
  3. Step 3: Cross multiply
    845,568.16x = 1,166,883.72 × 463,586.80
  4. Step 4: Simplify right side
    845,568.16x = 540,951,889,726.90
  5. Step 5: Solve for x
    x = 540,951,889,726.90/845,568.16
  6. Step 6: Final answer
    x = 639,749.60

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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.