Home / 934,857.14-1,290,065.40-527,043.60

Finding the Fourth Proportional to 934,857.14, 1,290,065.40 and 527,043.60

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Solution

The fourth proportional to 934,857.14, 1,290,065.40 and 527,043.60 is: 727,299.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    934,857.14 : 1,290,065.40 = 527,043.60 : x
  2. Step 2: Convert to fraction form
    934,857.14/1,290,065.40 = 527,043.60/x
  3. Step 3: Cross multiply
    934,857.14x = 1,290,065.40 × 527,043.60
  4. Step 4: Simplify right side
    934,857.14x = 679,920,712,651.44
  5. Step 5: Solve for x
    x = 679,920,712,651.44/934,857.14
  6. Step 6: Final answer
    x = 727,299.06

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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.