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Finding the Fourth Proportional to 294,547.44, 406,404.90 and 173,679.24

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Solution

The fourth proportional to 294,547.44, 406,404.90 and 173,679.24 is: 239,635.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,547.44 : 406,404.90 = 173,679.24 : x
  2. Step 2: Convert to fraction form
    294,547.44/406,404.90 = 173,679.24/x
  3. Step 3: Cross multiply
    294,547.44x = 406,404.90 × 173,679.24
  4. Step 4: Simplify right side
    294,547.44x = 70,584,094,164.28
  5. Step 5: Solve for x
    x = 70,584,094,164.28/294,547.44
  6. Step 6: Final answer
    x = 239,635.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.