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Finding the Fourth Proportional to 1,007,852,416.04, 1,390,836,322.58 and 544,278,400.04

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Solution

The fourth proportional to 1,007,852,416.04, 1,390,836,322.58 and 544,278,400.04 is: 751,104,185.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,007,852,416.04 : 1,390,836,322.58 = 544,278,400.04 : x
  2. Step 2: Convert to fraction form
    1,007,852,416.04/1,390,836,322.58 = 544,278,400.04/x
  3. Step 3: Cross multiply
    1,007,852,416.04x = 1,390,836,322.58 × 544,278,400.04
  4. Step 4: Simplify right side
    1,007,852,416.04x = 757,002,168,371,359,616
  5. Step 5: Solve for x
    x = 757,002,168,371,359,616/1,007,852,416.04
  6. Step 6: Final answer
    x = 751,104,185.81

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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.