Home / 736,027.60-1,103,458.20-403,603.60

Finding the Fourth Proportional to 736,027.60, 1,103,458.20 and 403,603.60

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Solution

The fourth proportional to 736,027.60, 1,103,458.20 and 403,603.60 is: 605,085.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,027.60 : 1,103,458.20 = 403,603.60 : x
  2. Step 2: Convert to fraction form
    736,027.60/1,103,458.20 = 403,603.60/x
  3. Step 3: Cross multiply
    736,027.60x = 1,103,458.20 × 403,603.60
  4. Step 4: Simplify right side
    736,027.60x = 445,359,701,969.52
  5. Step 5: Solve for x
    x = 445,359,701,969.52/736,027.60
  6. Step 6: Final answer
    x = 605,085.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.