Home / 985,975.21-1,360,645.86-533,266.21

Finding the Fourth Proportional to 985,975.21, 1,360,645.86 and 533,266.21

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Solution

The fourth proportional to 985,975.21, 1,360,645.86 and 533,266.21 is: 735,907.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    985,975.21 : 1,360,645.86 = 533,266.21 : x
  2. Step 2: Convert to fraction form
    985,975.21/1,360,645.86 = 533,266.21/x
  3. Step 3: Cross multiply
    985,975.21x = 1,360,645.86 × 533,266.21
  4. Step 4: Simplify right side
    985,975.21x = 725,586,460,914.39
  5. Step 5: Solve for x
    x = 725,586,460,914.39/985,975.21
  6. Step 6: Final answer
    x = 735,907.41

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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.