Home / 430,530.32-594,078.36-239,530.16

Finding the Fourth Proportional to 430,530.32, 594,078.36 and 239,530.16

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Solution

The fourth proportional to 430,530.32, 594,078.36 and 239,530.16 is: 330,521.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,530.32 : 594,078.36 = 239,530.16 : x
  2. Step 2: Convert to fraction form
    430,530.32/594,078.36 = 239,530.16/x
  3. Step 3: Cross multiply
    430,530.32x = 594,078.36 × 239,530.16
  4. Step 4: Simplify right side
    430,530.32x = 142,299,684,623.34
  5. Step 5: Solve for x
    x = 142,299,684,623.34/430,530.32
  6. Step 6: Final answer
    x = 330,521.87

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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.