Home / 977,619.80-1,466,429.70-603,853.40

Finding the Fourth Proportional to 977,619.80, 1,466,429.70 and 603,853.40

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Solution

The fourth proportional to 977,619.80, 1,466,429.70 and 603,853.40 is: 905,780.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,619.80 : 1,466,429.70 = 603,853.40 : x
  2. Step 2: Convert to fraction form
    977,619.80/1,466,429.70 = 603,853.40/x
  3. Step 3: Cross multiply
    977,619.80x = 1,466,429.70 × 603,853.40
  4. Step 4: Simplify right side
    977,619.80x = 885,508,560,205.98
  5. Step 5: Solve for x
    x = 885,508,560,205.98/977,619.80
  6. Step 6: Final answer
    x = 905,780.10

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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.