Home / 692,512.35-948,737.46-666,615.84

Finding the Fourth Proportional to 692,512.35, 948,737.46 and 666,615.84

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Solution

The fourth proportional to 692,512.35, 948,737.46 and 666,615.84 is: 913,259.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,512.35 : 948,737.46 = 666,615.84 : x
  2. Step 2: Convert to fraction form
    692,512.35/948,737.46 = 666,615.84/x
  3. Step 3: Cross multiply
    692,512.35x = 948,737.46 × 666,615.84
  4. Step 4: Simplify right side
    692,512.35x = 632,443,418,837.37
  5. Step 5: Solve for x
    x = 632,443,418,837.37/692,512.35
  6. Step 6: Final answer
    x = 913,259.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.