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Finding the Fourth Proportional to 259,656.90, 358,327.98 and 146,486.94

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Solution

The fourth proportional to 259,656.90, 358,327.98 and 146,486.94 is: 202,152.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,656.90 : 358,327.98 = 146,486.94 : x
  2. Step 2: Convert to fraction form
    259,656.90/358,327.98 = 146,486.94/x
  3. Step 3: Cross multiply
    259,656.90x = 358,327.98 × 146,486.94
  4. Step 4: Simplify right side
    259,656.90x = 52,490,369,306.58
  5. Step 5: Solve for x
    x = 52,490,369,306.58/259,656.90
  6. Step 6: Final answer
    x = 202,152.80

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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.