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Finding the Fourth Proportional to 480,393.53, 662,875.34 and 273,667.36

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Solution

The fourth proportional to 480,393.53, 662,875.34 and 273,667.36 is: 377,622.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,393.53 : 662,875.34 = 273,667.36 : x
  2. Step 2: Convert to fraction form
    480,393.53/662,875.34 = 273,667.36/x
  3. Step 3: Cross multiply
    480,393.53x = 662,875.34 × 273,667.36
  4. Step 4: Simplify right side
    480,393.53x = 181,407,341,281.38
  5. Step 5: Solve for x
    x = 181,407,341,281.38/480,393.53
  6. Step 6: Final answer
    x = 377,622.36

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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.