Home / 525,508.14-725,202.03-299,153.64

Finding the Fourth Proportional to 525,508.14, 725,202.03 and 299,153.64

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Solution

The fourth proportional to 525,508.14, 725,202.03 and 299,153.64 is: 412,832.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,508.14 : 725,202.03 = 299,153.64 : x
  2. Step 2: Convert to fraction form
    525,508.14/725,202.03 = 299,153.64/x
  3. Step 3: Cross multiply
    525,508.14x = 725,202.03 × 299,153.64
  4. Step 4: Simplify right side
    525,508.14x = 216,946,827,009.89
  5. Step 5: Solve for x
    x = 216,946,827,009.89/525,508.14
  6. Step 6: Final answer
    x = 412,832.48

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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.