Home / 806,573.34-1,210,607.28-407,495.34

Finding the Fourth Proportional to 806,573.34, 1,210,607.28 and 407,495.34

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Solution

The fourth proportional to 806,573.34, 1,210,607.28 and 407,495.34 is: 611,620.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,573.34 : 1,210,607.28 = 407,495.34 : x
  2. Step 2: Convert to fraction form
    806,573.34/1,210,607.28 = 407,495.34/x
  3. Step 3: Cross multiply
    806,573.34x = 1,210,607.28 × 407,495.34
  4. Step 4: Simplify right side
    806,573.34x = 493,316,825,170.08
  5. Step 5: Solve for x
    x = 493,316,825,170.08/806,573.34
  6. Step 6: Final answer
    x = 611,620.54

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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.