Home / 413,962.80-571,321.48-252,783.92

Finding the Fourth Proportional to 413,962.80, 571,321.48 and 252,783.92

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Solution

The fourth proportional to 413,962.80, 571,321.48 and 252,783.92 is: 348,874.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,962.80 : 571,321.48 = 252,783.92 : x
  2. Step 2: Convert to fraction form
    413,962.80/571,321.48 = 252,783.92/x
  3. Step 3: Cross multiply
    413,962.80x = 571,321.48 × 252,783.92
  4. Step 4: Simplify right side
    413,962.80x = 144,420,883,294.60
  5. Step 5: Solve for x
    x = 144,420,883,294.60/413,962.80
  6. Step 6: Final answer
    x = 348,874.06

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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.