Home / 1,069,753.98-1,604,040.47-439,110.66

Finding the Fourth Proportional to 1,069,753.98, 1,604,040.47 and 439,110.66

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Solution

The fourth proportional to 1,069,753.98, 1,604,040.47 and 439,110.66 is: 658,423.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,069,753.98 : 1,604,040.47 = 439,110.66 : x
  2. Step 2: Convert to fraction form
    1,069,753.98/1,604,040.47 = 439,110.66/x
  3. Step 3: Cross multiply
    1,069,753.98x = 1,604,040.47 × 439,110.66
  4. Step 4: Simplify right side
    1,069,753.98x = 704,351,269,448.41
  5. Step 5: Solve for x
    x = 704,351,269,448.41/1,069,753.98
  6. Step 6: Final answer
    x = 658,423.60

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Double scale
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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.