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Finding the Fourth Proportional to 195,547.80, 293,904.90 and 192,048.60

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Solution

The fourth proportional to 195,547.80, 293,904.90 and 192,048.60 is: 288,645.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,547.80 : 293,904.90 = 192,048.60 : x
  2. Step 2: Convert to fraction form
    195,547.80/293,904.90 = 192,048.60/x
  3. Step 3: Cross multiply
    195,547.80x = 293,904.90 × 192,048.60
  4. Step 4: Simplify right side
    195,547.80x = 56,444,024,578.14
  5. Step 5: Solve for x
    x = 56,444,024,578.14/195,547.80
  6. Step 6: Final answer
    x = 288,645.66

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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.