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Finding the Fourth Proportional to 506,927.58, 699,636.63 and 292,099.42

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Solution

The fourth proportional to 506,927.58, 699,636.63 and 292,099.42 is: 403,141.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,927.58 : 699,636.63 = 292,099.42 : x
  2. Step 2: Convert to fraction form
    506,927.58/699,636.63 = 292,099.42/x
  3. Step 3: Cross multiply
    506,927.58x = 699,636.63 × 292,099.42
  4. Step 4: Simplify right side
    506,927.58x = 204,363,453,833.76
  5. Step 5: Solve for x
    x = 204,363,453,833.76/506,927.58
  6. Step 6: Final answer
    x = 403,141.32

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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.