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Finding the Fourth Proportional to 536,223.15, 740,000.88 and 294,511.05

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Solution

The fourth proportional to 536,223.15, 740,000.88 and 294,511.05 is: 406,432.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,223.15 : 740,000.88 = 294,511.05 : x
  2. Step 2: Convert to fraction form
    536,223.15/740,000.88 = 294,511.05/x
  3. Step 3: Cross multiply
    536,223.15x = 740,000.88 × 294,511.05
  4. Step 4: Simplify right side
    536,223.15x = 217,938,436,169.72
  5. Step 5: Solve for x
    x = 217,938,436,169.72/536,223.15
  6. Step 6: Final answer
    x = 406,432.35

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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.