Home / 706,505.58-974,968.53-384,208.76

Finding the Fourth Proportional to 706,505.58, 974,968.53 and 384,208.76

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Solution

The fourth proportional to 706,505.58, 974,968.53 and 384,208.76 is: 530,203.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,505.58 : 974,968.53 = 384,208.76 : x
  2. Step 2: Convert to fraction form
    706,505.58/974,968.53 = 384,208.76/x
  3. Step 3: Cross multiply
    706,505.58x = 974,968.53 × 384,208.76
  4. Step 4: Simplify right side
    706,505.58x = 374,591,445,075.48
  5. Step 5: Solve for x
    x = 374,591,445,075.48/706,505.58
  6. Step 6: Final answer
    x = 530,203.09

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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.