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Finding the Fourth Proportional to 589,752.80, 882,004.80 and 495,274.40

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Solution

The fourth proportional to 589,752.80, 882,004.80 and 495,274.40 is: 740,707.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,752.80 : 882,004.80 = 495,274.40 : x
  2. Step 2: Convert to fraction form
    589,752.80/882,004.80 = 495,274.40/x
  3. Step 3: Cross multiply
    589,752.80x = 882,004.80 × 495,274.40
  4. Step 4: Simplify right side
    589,752.80x = 436,834,398,117.12
  5. Step 5: Solve for x
    x = 436,834,398,117.12/589,752.80
  6. Step 6: Final answer
    x = 740,707.63

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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.