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Finding the Fourth Proportional to 533,177.37, 735,802.65 and 291,454.74

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Solution

The fourth proportional to 533,177.37, 735,802.65 and 291,454.74 is: 402,217.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,177.37 : 735,802.65 = 291,454.74 : x
  2. Step 2: Convert to fraction form
    533,177.37/735,802.65 = 291,454.74/x
  3. Step 3: Cross multiply
    533,177.37x = 735,802.65 × 291,454.74
  4. Step 4: Simplify right side
    533,177.37x = 214,453,170,047.06
  5. Step 5: Solve for x
    x = 214,453,170,047.06/533,177.37
  6. Step 6: Final answer
    x = 402,217.31

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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.