Home / 525,664.03-725,416.65-283,946.58

Finding the Fourth Proportional to 525,664.03, 725,416.65 and 283,946.58

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Solution

The fourth proportional to 525,664.03, 725,416.65 and 283,946.58 is: 391,846.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,664.03 : 725,416.65 = 283,946.58 : x
  2. Step 2: Convert to fraction form
    525,664.03/725,416.65 = 283,946.58/x
  3. Step 3: Cross multiply
    525,664.03x = 725,416.65 × 283,946.58
  4. Step 4: Simplify right side
    525,664.03x = 205,979,575,738.88
  5. Step 5: Solve for x
    x = 205,979,575,738.88/525,664.03
  6. Step 6: Final answer
    x = 391,846.44

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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.