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Finding the Fourth Proportional to 507,346.94, 700,137.03 and 292,485.98

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Solution

The fourth proportional to 507,346.94, 700,137.03 and 292,485.98 is: 403,629.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,346.94 : 700,137.03 = 292,485.98 : x
  2. Step 2: Convert to fraction form
    507,346.94/700,137.03 = 292,485.98/x
  3. Step 3: Cross multiply
    507,346.94x = 700,137.03 × 292,485.98
  4. Step 4: Simplify right side
    507,346.94x = 204,780,265,353.84
  5. Step 5: Solve for x
    x = 204,780,265,353.84/507,346.94
  6. Step 6: Final answer
    x = 403,629.65

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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.