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Finding the Fourth Proportional to 896,265.60, 1,344,009.60 and 363,609.60

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Solution

The fourth proportional to 896,265.60, 1,344,009.60 and 363,609.60 is: 545,256.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,265.60 : 1,344,009.60 = 363,609.60 : x
  2. Step 2: Convert to fraction form
    896,265.60/1,344,009.60 = 363,609.60/x
  3. Step 3: Cross multiply
    896,265.60x = 1,344,009.60 × 363,609.60
  4. Step 4: Simplify right side
    896,265.60x = 488,694,793,052.16
  5. Step 5: Solve for x
    x = 488,694,793,052.16/896,265.60
  6. Step 6: Final answer
    x = 545,256.67

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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.