Home / 252,030.15-378,045.23-250,280.55

Finding the Fourth Proportional to 252,030.15, 378,045.23 and 250,280.55

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Solution

The fourth proportional to 252,030.15, 378,045.23 and 250,280.55 is: 375,420.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,030.15 : 378,045.23 = 250,280.55 : x
  2. Step 2: Convert to fraction form
    252,030.15/378,045.23 = 250,280.55/x
  3. Step 3: Cross multiply
    252,030.15x = 378,045.23 × 250,280.55
  4. Step 4: Simplify right side
    252,030.15x = 94,617,366,837.87
  5. Step 5: Solve for x
    x = 94,617,366,837.87/252,030.15
  6. Step 6: Final answer
    x = 375,420.83

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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.