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Finding the Fourth Proportional to 654,907.24, 903,762.98 and 368,427.24

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Solution

The fourth proportional to 654,907.24, 903,762.98 and 368,427.24 is: 508,424.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,907.24 : 903,762.98 = 368,427.24 : x
  2. Step 2: Convert to fraction form
    654,907.24/903,762.98 = 368,427.24/x
  3. Step 3: Cross multiply
    654,907.24x = 903,762.98 × 368,427.24
  4. Step 4: Simplify right side
    654,907.24x = 332,970,900,335.58
  5. Step 5: Solve for x
    x = 332,970,900,335.58/654,907.24
  6. Step 6: Final answer
    x = 508,424.52

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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.