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Finding the Fourth Proportional to 652,992.17, 979,302.29 and 253,547.55

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Solution

The fourth proportional to 652,992.17, 979,302.29 and 253,547.55 is: 380,249.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,992.17 : 979,302.29 = 253,547.55 : x
  2. Step 2: Convert to fraction form
    652,992.17/979,302.29 = 253,547.55/x
  3. Step 3: Cross multiply
    652,992.17x = 979,302.29 × 253,547.55
  4. Step 4: Simplify right side
    652,992.17x = 248,299,695,071.15
  5. Step 5: Solve for x
    x = 248,299,695,071.15/652,992.17
  6. Step 6: Final answer
    x = 380,249.12

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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.