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Finding the Fourth Proportional to 577,809.60, 866,368.80 and 297,873.60

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Solution

The fourth proportional to 577,809.60, 866,368.80 and 297,873.60 is: 446,632.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,809.60 : 866,368.80 = 297,873.60 : x
  2. Step 2: Convert to fraction form
    577,809.60/866,368.80 = 297,873.60/x
  3. Step 3: Cross multiply
    577,809.60x = 866,368.80 × 297,873.60
  4. Step 4: Simplify right side
    577,809.60x = 258,068,393,383.68
  5. Step 5: Solve for x
    x = 258,068,393,383.68/577,809.60
  6. Step 6: Final answer
    x = 446,632.24

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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.