Home / 806,828.80-1,207,132.80-526,892.80

Finding the Fourth Proportional to 806,828.80, 1,207,132.80 and 526,892.80

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Solution

The fourth proportional to 806,828.80, 1,207,132.80 and 526,892.80 is: 788,307.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,828.80 : 1,207,132.80 = 526,892.80 : x
  2. Step 2: Convert to fraction form
    806,828.80/1,207,132.80 = 526,892.80/x
  3. Step 3: Cross multiply
    806,828.80x = 1,207,132.80 × 526,892.80
  4. Step 4: Simplify right side
    806,828.80x = 636,029,580,963.84
  5. Step 5: Solve for x
    x = 636,029,580,963.84/806,828.80
  6. Step 6: Final answer
    x = 788,307.98

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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.