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Finding the Fourth Proportional to 552,307.17, 828,452.40 and 248,486.76

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Solution

The fourth proportional to 552,307.17, 828,452.40 and 248,486.76 is: 372,726.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,307.17 : 828,452.40 = 248,486.76 : x
  2. Step 2: Convert to fraction form
    552,307.17/828,452.40 = 248,486.76/x
  3. Step 3: Cross multiply
    552,307.17x = 828,452.40 × 248,486.76
  4. Step 4: Simplify right side
    552,307.17x = 205,859,452,690.22
  5. Step 5: Solve for x
    x = 205,859,452,690.22/552,307.17
  6. Step 6: Final answer
    x = 372,726.38

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Double scale
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Similar ratio
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1.5x scale

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.