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Finding the Fourth Proportional to 338,262.94, 507,394.41 and 88,925.50

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Solution

The fourth proportional to 338,262.94, 507,394.41 and 88,925.50 is: 133,388.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,262.94 : 507,394.41 = 88,925.50 : x
  2. Step 2: Convert to fraction form
    338,262.94/507,394.41 = 88,925.50/x
  3. Step 3: Cross multiply
    338,262.94x = 507,394.41 × 88,925.50
  4. Step 4: Simplify right side
    338,262.94x = 45,120,301,606.46
  5. Step 5: Solve for x
    x = 45,120,301,606.46/338,262.94
  6. Step 6: Final answer
    x = 133,388.25

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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.