Home / 977,468.58-1,348,943.04-547,732.80

Finding the Fourth Proportional to 977,468.58, 1,348,943.04 and 547,732.80

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Solution

The fourth proportional to 977,468.58, 1,348,943.04 and 547,732.80 is: 755,891.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,468.58 : 1,348,943.04 = 547,732.80 : x
  2. Step 2: Convert to fraction form
    977,468.58/1,348,943.04 = 547,732.80/x
  3. Step 3: Cross multiply
    977,468.58x = 1,348,943.04 × 547,732.80
  4. Step 4: Simplify right side
    977,468.58x = 738,860,348,339.71
  5. Step 5: Solve for x
    x = 738,860,348,339.71/977,468.58
  6. Step 6: Final answer
    x = 755,891.66

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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.