Home / 955,600.10-1,318,728.33-525,880.23

Finding the Fourth Proportional to 955,600.10, 1,318,728.33 and 525,880.23

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Solution

The fourth proportional to 955,600.10, 1,318,728.33 and 525,880.23 is: 725,714.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,600.10 : 1,318,728.33 = 525,880.23 : x
  2. Step 2: Convert to fraction form
    955,600.10/1,318,728.33 = 525,880.23/x
  3. Step 3: Cross multiply
    955,600.10x = 1,318,728.33 × 525,880.23
  4. Step 4: Simplify right side
    955,600.10x = 693,493,157,487.92
  5. Step 5: Solve for x
    x = 693,493,157,487.92/955,600.10
  6. Step 6: Final answer
    x = 725,714.82

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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.