Home / 893,431.40-1,232,965.01-525,841.90

Finding the Fourth Proportional to 893,431.40, 1,232,965.01 and 525,841.90

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Solution

The fourth proportional to 893,431.40, 1,232,965.01 and 525,841.90 is: 725,679.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,431.40 : 1,232,965.01 = 525,841.90 : x
  2. Step 2: Convert to fraction form
    893,431.40/1,232,965.01 = 525,841.90/x
  3. Step 3: Cross multiply
    893,431.40x = 1,232,965.01 × 525,841.90
  4. Step 4: Simplify right side
    893,431.40x = 648,344,661,724.11
  5. Step 5: Solve for x
    x = 648,344,661,724.11/893,431.40
  6. Step 6: Final answer
    x = 725,679.29

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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.