Home / 474,017.48-654,144.20-259,157.60

Finding the Fourth Proportional to 474,017.48, 654,144.20 and 259,157.60

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Solution

The fourth proportional to 474,017.48, 654,144.20 and 259,157.60 is: 357,637.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,017.48 : 654,144.20 = 259,157.60 : x
  2. Step 2: Convert to fraction form
    474,017.48/654,144.20 = 259,157.60/x
  3. Step 3: Cross multiply
    474,017.48x = 654,144.20 × 259,157.60
  4. Step 4: Simplify right side
    474,017.48x = 169,526,440,925.92
  5. Step 5: Solve for x
    x = 169,526,440,925.92/474,017.48
  6. Step 6: Final answer
    x = 357,637.53

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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.