Home / 927,948.54-1,390,110.58-440,937.84

Finding the Fourth Proportional to 927,948.54, 1,390,110.58 and 440,937.84

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Solution

The fourth proportional to 927,948.54, 1,390,110.58 and 440,937.84 is: 660,545.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    927,948.54 : 1,390,110.58 = 440,937.84 : x
  2. Step 2: Convert to fraction form
    927,948.54/1,390,110.58 = 440,937.84/x
  3. Step 3: Cross multiply
    927,948.54x = 1,390,110.58 × 440,937.84
  4. Step 4: Simplify right side
    927,948.54x = 612,952,356,506.35
  5. Step 5: Solve for x
    x = 612,952,356,506.35/927,948.54
  6. Step 6: Final answer
    x = 660,545.63

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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.