Home / 698,830.70-1,048,246.05-530,869.10

Finding the Fourth Proportional to 698,830.70, 1,048,246.05 and 530,869.10

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Solution

The fourth proportional to 698,830.70, 1,048,246.05 and 530,869.10 is: 796,303.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,830.70 : 1,048,246.05 = 530,869.10 : x
  2. Step 2: Convert to fraction form
    698,830.70/1,048,246.05 = 530,869.10/x
  3. Step 3: Cross multiply
    698,830.70x = 1,048,246.05 × 530,869.10
  4. Step 4: Simplify right side
    698,830.70x = 556,481,437,142.06
  5. Step 5: Solve for x
    x = 556,481,437,142.06/698,830.70
  6. Step 6: Final answer
    x = 796,303.65

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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.