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Finding the Fourth Proportional to 466,313.60, 699,470.40 and 455,945.60

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Solution

The fourth proportional to 466,313.60, 699,470.40 and 455,945.60 is: 683,918.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,313.60 : 699,470.40 = 455,945.60 : x
  2. Step 2: Convert to fraction form
    466,313.60/699,470.40 = 455,945.60/x
  3. Step 3: Cross multiply
    466,313.60x = 699,470.40 × 455,945.60
  4. Step 4: Simplify right side
    466,313.60x = 318,920,451,210.24
  5. Step 5: Solve for x
    x = 318,920,451,210.24/466,313.60
  6. Step 6: Final answer
    x = 683,918.40

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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.