Home / 845,156.70-1,166,309.55-463,182.57

Finding the Fourth Proportional to 845,156.70, 1,166,309.55 and 463,182.57

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Solution

The fourth proportional to 845,156.70, 1,166,309.55 and 463,182.57 is: 639,188.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,156.70 : 1,166,309.55 = 463,182.57 : x
  2. Step 2: Convert to fraction form
    845,156.70/1,166,309.55 = 463,182.57/x
  3. Step 3: Cross multiply
    845,156.70x = 1,166,309.55 × 463,182.57
  4. Step 4: Simplify right side
    845,156.70x = 540,214,254,784.54
  5. Step 5: Solve for x
    x = 540,214,254,784.54/845,156.70
  6. Step 6: Final answer
    x = 639,188.28

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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.