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Finding the Fourth Proportional to 652,852.31, 900,169.20 and 550,697.54

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Solution

The fourth proportional to 652,852.31, 900,169.20 and 550,697.54 is: 759,315.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,852.31 : 900,169.20 = 550,697.54 : x
  2. Step 2: Convert to fraction form
    652,852.31/900,169.20 = 550,697.54/x
  3. Step 3: Cross multiply
    652,852.31x = 900,169.20 × 550,697.54
  4. Step 4: Simplify right side
    652,852.31x = 495,720,959,522.92
  5. Step 5: Solve for x
    x = 495,720,959,522.92/652,852.31
  6. Step 6: Final answer
    x = 759,315.63

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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.