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Finding the Fourth Proportional to 1,778,301, 2,454,055.38 and 973,485

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Solution

The fourth proportional to 1,778,301, 2,454,055.38 and 973,485 is: 1,343,409.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,778,301 : 2,454,055.38 = 973,485 : x
  2. Step 2: Convert to fraction form
    1,778,301/2,454,055.38 = 973,485/x
  3. Step 3: Cross multiply
    1,778,301x = 2,454,055.38 × 973,485
  4. Step 4: Simplify right side
    1,778,301x = 2,388,986,101,599.30
  5. Step 5: Solve for x
    x = 2,388,986,101,599.30/1,778,301
  6. Step 6: Final answer
    x = 1,343,409.30

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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.