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Finding the Fourth Proportional to 1,502,362.08, 2,073,276 and 823,284

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Solution

The fourth proportional to 1,502,362.08, 2,073,276 and 823,284 is: 1,136,140.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,502,362.08 : 2,073,276 = 823,284 : x
  2. Step 2: Convert to fraction form
    1,502,362.08/2,073,276 = 823,284/x
  3. Step 3: Cross multiply
    1,502,362.08x = 2,073,276 × 823,284
  4. Step 4: Simplify right side
    1,502,362.08x = 1,706,894,958,384
  5. Step 5: Solve for x
    x = 1,706,894,958,384/1,502,362.08
  6. Step 6: Final answer
    x = 1,136,140.87

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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.