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Finding the Fourth Proportional to 437,756.40, 604,103.64 and 236,552.40

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Solution

The fourth proportional to 437,756.40, 604,103.64 and 236,552.40 is: 326,442.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,756.40 : 604,103.64 = 236,552.40 : x
  2. Step 2: Convert to fraction form
    437,756.40/604,103.64 = 236,552.40/x
  3. Step 3: Cross multiply
    437,756.40x = 604,103.64 × 236,552.40
  4. Step 4: Simplify right side
    437,756.40x = 142,902,165,890.74
  5. Step 5: Solve for x
    x = 142,902,165,890.74/437,756.40
  6. Step 6: Final answer
    x = 326,442.21

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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.