Home / 977,208.60-1,467,125.10-623,789.40

Finding the Fourth Proportional to 977,208.60, 1,467,125.10 and 623,789.40

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Solution

The fourth proportional to 977,208.60, 1,467,125.10 and 623,789.40 is: 936,521.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,208.60 : 1,467,125.10 = 623,789.40 : x
  2. Step 2: Convert to fraction form
    977,208.60/1,467,125.10 = 623,789.40/x
  3. Step 3: Cross multiply
    977,208.60x = 1,467,125.10 × 623,789.40
  4. Step 4: Simplify right side
    977,208.60x = 915,177,085,853.94
  5. Step 5: Solve for x
    x = 915,177,085,853.94/977,208.60
  6. Step 6: Final answer
    x = 936,521.73

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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.