Home / 776,840.60-1,163,292.60-619,376.60

Finding the Fourth Proportional to 776,840.60, 1,163,292.60 and 619,376.60

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Solution

The fourth proportional to 776,840.60, 1,163,292.60 and 619,376.60 is: 927,495.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,840.60 : 1,163,292.60 = 619,376.60 : x
  2. Step 2: Convert to fraction form
    776,840.60/1,163,292.60 = 619,376.60/x
  3. Step 3: Cross multiply
    776,840.60x = 1,163,292.60 × 619,376.60
  4. Step 4: Simplify right side
    776,840.60x = 720,516,215,393.16
  5. Step 5: Solve for x
    x = 720,516,215,393.16/776,840.60
  6. Step 6: Final answer
    x = 927,495.57

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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.