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Finding the Fourth Proportional to 506,775.52, 699,368.88 and 327,927.52

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Solution

The fourth proportional to 506,775.52, 699,368.88 and 327,927.52 is: 452,552.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,775.52 : 699,368.88 = 327,927.52 : x
  2. Step 2: Convert to fraction form
    506,775.52/699,368.88 = 327,927.52/x
  3. Step 3: Cross multiply
    506,775.52x = 699,368.88 × 327,927.52
  4. Step 4: Simplify right side
    506,775.52x = 229,342,302,383.58
  5. Step 5: Solve for x
    x = 229,342,302,383.58/506,775.52
  6. Step 6: Final answer
    x = 452,552.05

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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.