Home / 845,000.76-1,166,105.67-457,822.48

Finding the Fourth Proportional to 845,000.76, 1,166,105.67 and 457,822.48

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Solution

The fourth proportional to 845,000.76, 1,166,105.67 and 457,822.48 is: 631,797.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,000.76 : 1,166,105.67 = 457,822.48 : x
  2. Step 2: Convert to fraction form
    845,000.76/1,166,105.67 = 457,822.48/x
  3. Step 3: Cross multiply
    845,000.76x = 1,166,105.67 × 457,822.48
  4. Step 4: Simplify right side
    845,000.76x = 533,869,387,335.81
  5. Step 5: Solve for x
    x = 533,869,387,335.81/845,000.76
  6. Step 6: Final answer
    x = 631,797.52

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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.