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Finding the Fourth Proportional to 430,344.36, 593,893.62 and 249,064.20

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Solution

The fourth proportional to 430,344.36, 593,893.62 and 249,064.20 is: 343,719.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,344.36 : 593,893.62 = 249,064.20 : x
  2. Step 2: Convert to fraction form
    430,344.36/593,893.62 = 249,064.20/x
  3. Step 3: Cross multiply
    430,344.36x = 593,893.62 × 249,064.20
  4. Step 4: Simplify right side
    430,344.36x = 147,917,639,350.40
  5. Step 5: Solve for x
    x = 147,917,639,350.40/430,344.36
  6. Step 6: Final answer
    x = 343,719.25

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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.