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Finding the Fourth Proportional to 373,266.90, 559,900.35 and 123,948.90

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Solution

The fourth proportional to 373,266.90, 559,900.35 and 123,948.90 is: 185,923.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,266.90 : 559,900.35 = 123,948.90 : x
  2. Step 2: Convert to fraction form
    373,266.90/559,900.35 = 123,948.90/x
  3. Step 3: Cross multiply
    373,266.90x = 559,900.35 × 123,948.90
  4. Step 4: Simplify right side
    373,266.90x = 69,399,032,492.12
  5. Step 5: Solve for x
    x = 69,399,032,492.12/373,266.90
  6. Step 6: Final answer
    x = 185,923.35

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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.