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Finding the Fourth Proportional to 501,450.36, 692,103.36 and 340,357.32

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Solution

The fourth proportional to 501,450.36, 692,103.36 and 340,357.32 is: 469,762.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,450.36 : 692,103.36 = 340,357.32 : x
  2. Step 2: Convert to fraction form
    501,450.36/692,103.36 = 340,357.32/x
  3. Step 3: Cross multiply
    501,450.36x = 692,103.36 × 340,357.32
  4. Step 4: Simplify right side
    501,450.36x = 235,562,444,772.60
  5. Step 5: Solve for x
    x = 235,562,444,772.60/501,450.36
  6. Step 6: Final answer
    x = 469,762.24

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1.5x scale

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.