Home / 477,118.23-658,412.01-259,321.74

Finding the Fourth Proportional to 477,118.23, 658,412.01 and 259,321.74

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Solution

The fourth proportional to 477,118.23, 658,412.01 and 259,321.74 is: 357,857.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,118.23 : 658,412.01 = 259,321.74 : x
  2. Step 2: Convert to fraction form
    477,118.23/658,412.01 = 259,321.74/x
  3. Step 3: Cross multiply
    477,118.23x = 658,412.01 × 259,321.74
  4. Step 4: Simplify right side
    477,118.23x = 170,740,548,070.10
  5. Step 5: Solve for x
    x = 170,740,548,070.10/477,118.23
  6. Step 6: Final answer
    x = 357,857.94

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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.