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Finding the Fourth Proportional to 507,030.41, 699,702.17 and 277,602.57

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Solution

The fourth proportional to 507,030.41, 699,702.17 and 277,602.57 is: 383,091.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,030.41 : 699,702.17 = 277,602.57 : x
  2. Step 2: Convert to fraction form
    507,030.41/699,702.17 = 277,602.57/x
  3. Step 3: Cross multiply
    507,030.41x = 699,702.17 × 277,602.57
  4. Step 4: Simplify right side
    507,030.41x = 194,239,120,626.58
  5. Step 5: Solve for x
    x = 194,239,120,626.58/507,030.41
  6. Step 6: Final answer
    x = 383,091.66

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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.