Home / 977,429.10-1,467,455.85-624,009.90

Finding the Fourth Proportional to 977,429.10, 1,467,455.85 and 624,009.90

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Solution

The fourth proportional to 977,429.10, 1,467,455.85 and 624,009.90 is: 936,852.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,429.10 : 1,467,455.85 = 624,009.90 : x
  2. Step 2: Convert to fraction form
    977,429.10/1,467,455.85 = 624,009.90/x
  3. Step 3: Cross multiply
    977,429.10x = 1,467,455.85 × 624,009.90
  4. Step 4: Simplify right side
    977,429.10x = 915,706,978,212.92
  5. Step 5: Solve for x
    x = 915,706,978,212.92/977,429.10
  6. Step 6: Final answer
    x = 936,852.58

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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.