Home / 430,436.19-593,589.15-285,011.22

Finding the Fourth Proportional to 430,436.19, 593,589.15 and 285,011.22

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Solution

The fourth proportional to 430,436.19, 593,589.15 and 285,011.22 is: 393,042.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,436.19 : 593,589.15 = 285,011.22 : x
  2. Step 2: Convert to fraction form
    430,436.19/593,589.15 = 285,011.22/x
  3. Step 3: Cross multiply
    430,436.19x = 593,589.15 × 285,011.22
  4. Step 4: Simplify right side
    430,436.19x = 169,179,567,820.26
  5. Step 5: Solve for x
    x = 169,179,567,820.26/430,436.19
  6. Step 6: Final answer
    x = 393,042.16

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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.