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Finding the Fourth Proportional to 295,284.90, 442,927.35 and 293,535.30

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Solution

The fourth proportional to 295,284.90, 442,927.35 and 293,535.30 is: 440,302.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,284.90 : 442,927.35 = 293,535.30 : x
  2. Step 2: Convert to fraction form
    295,284.90/442,927.35 = 293,535.30/x
  3. Step 3: Cross multiply
    295,284.90x = 442,927.35 × 293,535.30
  4. Step 4: Simplify right side
    295,284.90x = 130,014,812,560.46
  5. Step 5: Solve for x
    x = 130,014,812,560.46/295,284.90
  6. Step 6: Final answer
    x = 440,302.95

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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.