Home / 840,276.94-1,159,596-458,303.72

Finding the Fourth Proportional to 840,276.94, 1,159,596 and 458,303.72

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Solution

The fourth proportional to 840,276.94, 1,159,596 and 458,303.72 is: 632,466.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    840,276.94 : 1,159,596 = 458,303.72 : x
  2. Step 2: Convert to fraction form
    840,276.94/1,159,596 = 458,303.72/x
  3. Step 3: Cross multiply
    840,276.94x = 1,159,596 × 458,303.72
  4. Step 4: Simplify right side
    840,276.94x = 531,447,161,221.87
  5. Step 5: Solve for x
    x = 531,447,161,221.87/840,276.94
  6. Step 6: Final answer
    x = 632,466.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.