Home / 649,252.54-973,927.76-193,807.79

Finding the Fourth Proportional to 649,252.54, 973,927.76 and 193,807.79

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Solution

The fourth proportional to 649,252.54, 973,927.76 and 193,807.79 is: 290,726.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,252.54 : 973,927.76 = 193,807.79 : x
  2. Step 2: Convert to fraction form
    649,252.54/973,927.76 = 193,807.79/x
  3. Step 3: Cross multiply
    649,252.54x = 973,927.76 × 193,807.79
  4. Step 4: Simplify right side
    649,252.54x = 188,754,780,946.57
  5. Step 5: Solve for x
    x = 188,754,780,946.57/649,252.54
  6. Step 6: Final answer
    x = 290,726.29

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Double scale
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1.5x scale

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.