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Finding the Fourth Proportional to 508,330.27, 761,999.64 and 242,019.28

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Solution

The fourth proportional to 508,330.27, 761,999.64 and 242,019.28 is: 362,792.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    508,330.27 : 761,999.64 = 242,019.28 : x
  2. Step 2: Convert to fraction form
    508,330.27/761,999.64 = 242,019.28/x
  3. Step 3: Cross multiply
    508,330.27x = 761,999.64 × 242,019.28
  4. Step 4: Simplify right side
    508,330.27x = 184,418,604,233.06
  5. Step 5: Solve for x
    x = 184,418,604,233.06/508,330.27
  6. Step 6: Final answer
    x = 362,792.88

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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.