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Finding the Fourth Proportional to 382,233.60, 573,350.40 and 358,905.60

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Solution

The fourth proportional to 382,233.60, 573,350.40 and 358,905.60 is: 538,358.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,233.60 : 573,350.40 = 358,905.60 : x
  2. Step 2: Convert to fraction form
    382,233.60/573,350.40 = 358,905.60/x
  3. Step 3: Cross multiply
    382,233.60x = 573,350.40 × 358,905.60
  4. Step 4: Simplify right side
    382,233.60x = 205,778,669,322.24
  5. Step 5: Solve for x
    x = 205,778,669,322.24/382,233.60
  6. Step 6: Final answer
    x = 538,358.40

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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.