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Finding the Fourth Proportional to 573,941.28, 791,825.04 and 358,999.68

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Solution

The fourth proportional to 573,941.28, 791,825.04 and 358,999.68 is: 495,285.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,941.28 : 791,825.04 = 358,999.68 : x
  2. Step 2: Convert to fraction form
    573,941.28/791,825.04 = 358,999.68/x
  3. Step 3: Cross multiply
    573,941.28x = 791,825.04 × 358,999.68
  4. Step 4: Simplify right side
    573,941.28x = 284,264,935,975.99
  5. Step 5: Solve for x
    x = 284,264,935,975.99/573,941.28
  6. Step 6: Final answer
    x = 495,285.75

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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.