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Finding the Fourth Proportional to 591,484.28, 816,253.47 and 333,311.76

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Solution

The fourth proportional to 591,484.28, 816,253.47 and 333,311.76 is: 459,973.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,484.28 : 816,253.47 = 333,311.76 : x
  2. Step 2: Convert to fraction form
    591,484.28/816,253.47 = 333,311.76/x
  3. Step 3: Cross multiply
    591,484.28x = 816,253.47 × 333,311.76
  4. Step 4: Simplify right side
    591,484.28x = 272,066,880,691.81
  5. Step 5: Solve for x
    x = 272,066,880,691.81/591,484.28
  6. Step 6: Final answer
    x = 459,973.14

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1.5x scale

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.