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Finding the Fourth Proportional to 1,095,768, 1,643,652.54 and 347,814

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Solution

The fourth proportional to 1,095,768, 1,643,652.54 and 347,814 is: 521,721.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,095,768 : 1,643,652.54 = 347,814 : x
  2. Step 2: Convert to fraction form
    1,095,768/1,643,652.54 = 347,814/x
  3. Step 3: Cross multiply
    1,095,768x = 1,643,652.54 × 347,814
  4. Step 4: Simplify right side
    1,095,768x = 571,685,364,547.56
  5. Step 5: Solve for x
    x = 571,685,364,547.56/1,095,768
  6. Step 6: Final answer
    x = 521,721.17

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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.