Home / 706,795.17-1,059,421.63-347,213.49

Finding the Fourth Proportional to 706,795.17, 1,059,421.63 and 347,213.49

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Solution

The fourth proportional to 706,795.17, 1,059,421.63 and 347,213.49 is: 520,441.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,795.17 : 1,059,421.63 = 347,213.49 : x
  2. Step 2: Convert to fraction form
    706,795.17/1,059,421.63 = 347,213.49/x
  3. Step 3: Cross multiply
    706,795.17x = 1,059,421.63 × 347,213.49
  4. Step 4: Simplify right side
    706,795.17x = 367,845,481,533.79
  5. Step 5: Solve for x
    x = 367,845,481,533.79/706,795.17
  6. Step 6: Final answer
    x = 520,441.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.