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Finding the Fourth Proportional to 1,070,173, 1,476,838.74 and 617,464

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Solution

The fourth proportional to 1,070,173, 1,476,838.74 and 617,464 is: 852,100.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,070,173 : 1,476,838.74 = 617,464 : x
  2. Step 2: Convert to fraction form
    1,070,173/1,476,838.74 = 617,464/x
  3. Step 3: Cross multiply
    1,070,173x = 1,476,838.74 × 617,464
  4. Step 4: Simplify right side
    1,070,173x = 911,894,755,755.36
  5. Step 5: Solve for x
    x = 911,894,755,755.36/1,070,173
  6. Step 6: Final answer
    x = 852,100.32

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.