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Finding the Fourth Proportional to 585,501.60, 878,482.80 and 230,455.20

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Solution

The fourth proportional to 585,501.60, 878,482.80 and 230,455.20 is: 345,773.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,501.60 : 878,482.80 = 230,455.20 : x
  2. Step 2: Convert to fraction form
    585,501.60/878,482.80 = 230,455.20/x
  3. Step 3: Cross multiply
    585,501.60x = 878,482.80 × 230,455.20
  4. Step 4: Simplify right side
    585,501.60x = 202,450,929,370.56
  5. Step 5: Solve for x
    x = 202,450,929,370.56/585,501.60
  6. Step 6: Final answer
    x = 345,773.49

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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.