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Finding the Fourth Proportional to 1,169,364, 1,613,723.13 and 632,820

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Solution

The fourth proportional to 1,169,364, 1,613,723.13 and 632,820 is: 873,292.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,169,364 : 1,613,723.13 = 632,820 : x
  2. Step 2: Convert to fraction form
    1,169,364/1,613,723.13 = 632,820/x
  3. Step 3: Cross multiply
    1,169,364x = 1,613,723.13 × 632,820
  4. Step 4: Simplify right side
    1,169,364x = 1,021,196,271,126.60
  5. Step 5: Solve for x
    x = 1,021,196,271,126.60/1,169,364
  6. Step 6: Final answer
    x = 873,292.04

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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.