Home / 738,283.60-1,103,379.31-539,023.60

Finding the Fourth Proportional to 738,283.60, 1,103,379.31 and 539,023.60

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Solution

The fourth proportional to 738,283.60, 1,103,379.31 and 539,023.60 is: 805,581.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,283.60 : 1,103,379.31 = 539,023.60 : x
  2. Step 2: Convert to fraction form
    738,283.60/1,103,379.31 = 539,023.60/x
  3. Step 3: Cross multiply
    738,283.60x = 1,103,379.31 × 539,023.60
  4. Step 4: Simplify right side
    738,283.60x = 594,747,487,841.72
  5. Step 5: Solve for x
    x = 594,747,487,841.72/738,283.60
  6. Step 6: Final answer
    x = 805,581.33

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.