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Finding the Fourth Proportional to 533,554.95, 736,300.46 and 291,842.24

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Solution

The fourth proportional to 533,554.95, 736,300.46 and 291,842.24 is: 402,739.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,554.95 : 736,300.46 = 291,842.24 : x
  2. Step 2: Convert to fraction form
    533,554.95/736,300.46 = 291,842.24/x
  3. Step 3: Cross multiply
    533,554.95x = 736,300.46 × 291,842.24
  4. Step 4: Simplify right side
    533,554.95x = 214,883,570,418.72
  5. Step 5: Solve for x
    x = 214,883,570,418.72/533,554.95
  6. Step 6: Final answer
    x = 402,739.34

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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.