Home / 652,528.36-899,969.70-539,154.28

Finding the Fourth Proportional to 652,528.36, 899,969.70 and 539,154.28

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Solution

The fourth proportional to 652,528.36, 899,969.70 and 539,154.28 is: 743,603.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,528.36 : 899,969.70 = 539,154.28 : x
  2. Step 2: Convert to fraction form
    652,528.36/899,969.70 = 539,154.28/x
  3. Step 3: Cross multiply
    652,528.36x = 899,969.70 × 539,154.28
  4. Step 4: Simplify right side
    652,528.36x = 485,222,515,625.32
  5. Step 5: Solve for x
    x = 485,222,515,625.32/652,528.36
  6. Step 6: Final answer
    x = 743,603.72

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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.