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Finding the Fourth Proportional to 554,656.80, 832,119.60 and 160,672.80

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Solution

The fourth proportional to 554,656.80, 832,119.60 and 160,672.80 is: 241,048.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,656.80 : 832,119.60 = 160,672.80 : x
  2. Step 2: Convert to fraction form
    554,656.80/832,119.60 = 160,672.80/x
  3. Step 3: Cross multiply
    554,656.80x = 832,119.60 × 160,672.80
  4. Step 4: Simplify right side
    554,656.80x = 133,698,986,066.88
  5. Step 5: Solve for x
    x = 133,698,986,066.88/554,656.80
  6. Step 6: Final answer
    x = 241,048.13

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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.