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Finding the Fourth Proportional to 533,364.99, 736,051.55 and 361,335.57

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Solution

The fourth proportional to 533,364.99, 736,051.55 and 361,335.57 is: 498,648.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,364.99 : 736,051.55 = 361,335.57 : x
  2. Step 2: Convert to fraction form
    533,364.99/736,051.55 = 361,335.57/x
  3. Step 3: Cross multiply
    533,364.99x = 736,051.55 × 361,335.57
  4. Step 4: Simplify right side
    533,364.99x = 265,961,606,368.63
  5. Step 5: Solve for x
    x = 265,961,606,368.63/533,364.99
  6. Step 6: Final answer
    x = 498,648.41

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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.