Home / 616,904.46-849,435.54-539,993.16

Finding the Fourth Proportional to 616,904.46, 849,435.54 and 539,993.16

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Solution

The fourth proportional to 616,904.46, 849,435.54 and 539,993.16 is: 743,533.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,904.46 : 849,435.54 = 539,993.16 : x
  2. Step 2: Convert to fraction form
    616,904.46/849,435.54 = 539,993.16/x
  3. Step 3: Cross multiply
    616,904.46x = 849,435.54 × 539,993.16
  4. Step 4: Simplify right side
    616,904.46x = 458,689,381,460.91
  5. Step 5: Solve for x
    x = 458,689,381,460.91/616,904.46
  6. Step 6: Final answer
    x = 743,533.90

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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.