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Finding the Fourth Proportional to 533,487.47, 736,185.51 and 291,723.12

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Solution

The fourth proportional to 533,487.47, 736,185.51 and 291,723.12 is: 402,563.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,487.47 : 736,185.51 = 291,723.12 : x
  2. Step 2: Convert to fraction form
    533,487.47/736,185.51 = 291,723.12/x
  3. Step 3: Cross multiply
    533,487.47x = 736,185.51 × 291,723.12
  4. Step 4: Simplify right side
    533,487.47x = 214,762,333,875.99
  5. Step 5: Solve for x
    x = 214,762,333,875.99/533,487.47
  6. Step 6: Final answer
    x = 402,563.04

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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.