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Finding the Fourth Proportional to 430,722.95, 594,238.24 and 430,058.66

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Solution

The fourth proportional to 430,722.95, 594,238.24 and 430,058.66 is: 593,321.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,722.95 : 594,238.24 = 430,058.66 : x
  2. Step 2: Convert to fraction form
    430,722.95/594,238.24 = 430,058.66/x
  3. Step 3: Cross multiply
    430,722.95x = 594,238.24 × 430,058.66
  4. Step 4: Simplify right side
    430,722.95x = 255,557,301,215.16
  5. Step 5: Solve for x
    x = 255,557,301,215.16/430,722.95
  6. Step 6: Final answer
    x = 593,321.77

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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.