Home / 430,018.60-593,390.57-253,181.10

Finding the Fourth Proportional to 430,018.60, 593,390.57 and 253,181.10

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Solution

The fourth proportional to 430,018.60, 593,390.57 and 253,181.10 is: 349,369.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,018.60 : 593,390.57 = 253,181.10 : x
  2. Step 2: Convert to fraction form
    430,018.60/593,390.57 = 253,181.10/x
  3. Step 3: Cross multiply
    430,018.60x = 593,390.57 × 253,181.10
  4. Step 4: Simplify right side
    430,018.60x = 150,235,275,976.32
  5. Step 5: Solve for x
    x = 150,235,275,976.32/430,018.60
  6. Step 6: Final answer
    x = 349,369.25

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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.