Home / 845,512.16-1,166,806.50-463,530.74

Finding the Fourth Proportional to 845,512.16, 1,166,806.50 and 463,530.74

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Solution

The fourth proportional to 845,512.16, 1,166,806.50 and 463,530.74 is: 639,672.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,512.16 : 1,166,806.50 = 463,530.74 : x
  2. Step 2: Convert to fraction form
    845,512.16/1,166,806.50 = 463,530.74/x
  3. Step 3: Cross multiply
    845,512.16x = 1,166,806.50 × 463,530.74
  4. Step 4: Simplify right side
    845,512.16x = 540,850,680,381.81
  5. Step 5: Solve for x
    x = 540,850,680,381.81/845,512.16
  6. Step 6: Final answer
    x = 639,672.27

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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.