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Finding the Fourth Proportional to 295,524.45, 442,630.58 and 243,036.45

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Solution

The fourth proportional to 295,524.45, 442,630.58 and 243,036.45 is: 364,015.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,524.45 : 442,630.58 = 243,036.45 : x
  2. Step 2: Convert to fraction form
    295,524.45/442,630.58 = 243,036.45/x
  3. Step 3: Cross multiply
    295,524.45x = 442,630.58 × 243,036.45
  4. Step 4: Simplify right side
    295,524.45x = 107,575,363,609.46
  5. Step 5: Solve for x
    x = 107,575,363,609.46/295,524.45
  6. Step 6: Final answer
    x = 364,015.10

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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.