Home / 897,752.50-1,238,898.45-495,344.50

Finding the Fourth Proportional to 897,752.50, 1,238,898.45 and 495,344.50

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Solution

The fourth proportional to 897,752.50, 1,238,898.45 and 495,344.50 is: 683,575.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,752.50 : 1,238,898.45 = 495,344.50 : x
  2. Step 2: Convert to fraction form
    897,752.50/1,238,898.45 = 495,344.50/x
  3. Step 3: Cross multiply
    897,752.50x = 1,238,898.45 × 495,344.50
  4. Step 4: Simplify right side
    897,752.50x = 613,681,533,266.03
  5. Step 5: Solve for x
    x = 613,681,533,266.03/897,752.50
  6. Step 6: Final answer
    x = 683,575.41

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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.