Home / 440,431.17-607,766.24-259,108.07

Finding the Fourth Proportional to 440,431.17, 607,766.24 and 259,108.07

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Solution

The fourth proportional to 440,431.17, 607,766.24 and 259,108.07 is: 357,552.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,431.17 : 607,766.24 = 259,108.07 : x
  2. Step 2: Convert to fraction form
    440,431.17/607,766.24 = 259,108.07/x
  3. Step 3: Cross multiply
    440,431.17x = 607,766.24 × 259,108.07
  4. Step 4: Simplify right side
    440,431.17x = 157,477,133,123.19
  5. Step 5: Solve for x
    x = 157,477,133,123.19/440,431.17
  6. Step 6: Final answer
    x = 357,552.20

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Half scale
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Double scale
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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.