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Finding the Fourth Proportional to 607,383.04, 911,161.68 and 186,694.24

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Solution

The fourth proportional to 607,383.04, 911,161.68 and 186,694.24 is: 280,068.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,383.04 : 911,161.68 = 186,694.24 : x
  2. Step 2: Convert to fraction form
    607,383.04/911,161.68 = 186,694.24/x
  3. Step 3: Cross multiply
    607,383.04x = 911,161.68 × 186,694.24
  4. Step 4: Simplify right side
    607,383.04x = 170,108,637,364.72
  5. Step 5: Solve for x
    x = 170,108,637,364.72/607,383.04
  6. Step 6: Final answer
    x = 280,068.14

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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.