Home / 1,017,307.99-1,526,393.03-511,603.03

Finding the Fourth Proportional to 1,017,307.99, 1,526,393.03 and 511,603.03

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Solution

The fourth proportional to 1,017,307.99, 1,526,393.03 and 511,603.03 is: 767,621.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,017,307.99 : 1,526,393.03 = 511,603.03 : x
  2. Step 2: Convert to fraction form
    1,017,307.99/1,526,393.03 = 511,603.03/x
  3. Step 3: Cross multiply
    1,017,307.99x = 1,526,393.03 × 511,603.03
  4. Step 4: Simplify right side
    1,017,307.99x = 780,907,299,118.88
  5. Step 5: Solve for x
    x = 780,907,299,118.88/1,017,307.99
  6. Step 6: Final answer
    x = 767,621.32

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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.