Home / 631,055.34-946,591.20-181,783.62

Finding the Fourth Proportional to 631,055.34, 946,591.20 and 181,783.62

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Solution

The fourth proportional to 631,055.34, 946,591.20 and 181,783.62 is: 272,677.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    631,055.34 : 946,591.20 = 181,783.62 : x
  2. Step 2: Convert to fraction form
    631,055.34/946,591.20 = 181,783.62/x
  3. Step 3: Cross multiply
    631,055.34x = 946,591.20 × 181,783.62
  4. Step 4: Simplify right side
    631,055.34x = 172,074,774,996.14
  5. Step 5: Solve for x
    x = 172,074,774,996.14/631,055.34
  6. Step 6: Final answer
    x = 272,677.79

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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.