Home / 1,004,503.20-1,505,442.60-404,973.60

Finding the Fourth Proportional to 1,004,503.20, 1,505,442.60 and 404,973.60

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Solution

The fourth proportional to 1,004,503.20, 1,505,442.60 and 404,973.60 is: 606,931.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,004,503.20 : 1,505,442.60 = 404,973.60 : x
  2. Step 2: Convert to fraction form
    1,004,503.20/1,505,442.60 = 404,973.60/x
  3. Step 3: Cross multiply
    1,004,503.20x = 1,505,442.60 × 404,973.60
  4. Step 4: Simplify right side
    1,004,503.20x = 609,664,509,315.36
  5. Step 5: Solve for x
    x = 609,664,509,315.36/1,004,503.20
  6. Step 6: Final answer
    x = 606,931.38

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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.