Home / 309,123.02-463,370.82-175,727.63

Finding the Fourth Proportional to 309,123.02, 463,370.82 and 175,727.63

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Solution

The fourth proportional to 309,123.02, 463,370.82 and 175,727.63 is: 263,413.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,123.02 : 463,370.82 = 175,727.63 : x
  2. Step 2: Convert to fraction form
    309,123.02/463,370.82 = 175,727.63/x
  3. Step 3: Cross multiply
    309,123.02x = 463,370.82 × 175,727.63
  4. Step 4: Simplify right side
    309,123.02x = 81,427,056,009.76
  5. Step 5: Solve for x
    x = 81,427,056,009.76/309,123.02
  6. Step 6: Final answer
    x = 263,413.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.