Home / 830,843.60-1,246,398.19-351,075.95

Finding the Fourth Proportional to 830,843.60, 1,246,398.19 and 351,075.95

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Solution

The fourth proportional to 830,843.60, 1,246,398.19 and 351,075.95 is: 526,670.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    830,843.60 : 1,246,398.19 = 351,075.95 : x
  2. Step 2: Convert to fraction form
    830,843.60/1,246,398.19 = 351,075.95/x
  3. Step 3: Cross multiply
    830,843.60x = 1,246,398.19 × 351,075.95
  4. Step 4: Simplify right side
    830,843.60x = 437,580,421,522.85
  5. Step 5: Solve for x
    x = 437,580,421,522.85/830,843.60
  6. Step 6: Final answer
    x = 526,670.03

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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.