Home / 929,372.16-1,283,256-714,172.80

Finding the Fourth Proportional to 929,372.16, 1,283,256 and 714,172.80

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Solution

The fourth proportional to 929,372.16, 1,283,256 and 714,172.80 is: 986,113.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    929,372.16 : 1,283,256 = 714,172.80 : x
  2. Step 2: Convert to fraction form
    929,372.16/1,283,256 = 714,172.80/x
  3. Step 3: Cross multiply
    929,372.16x = 1,283,256 × 714,172.80
  4. Step 4: Simplify right side
    929,372.16x = 916,466,530,636.80
  5. Step 5: Solve for x
    x = 916,466,530,636.80/929,372.16
  6. Step 6: Final answer
    x = 986,113.60

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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.