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Finding the Fourth Proportional to 430,606.64, 594,529.80 and 269,526.80

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Solution

The fourth proportional to 430,606.64, 594,529.80 and 269,526.80 is: 372,130.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,606.64 : 594,529.80 = 269,526.80 : x
  2. Step 2: Convert to fraction form
    430,606.64/594,529.80 = 269,526.80/x
  3. Step 3: Cross multiply
    430,606.64x = 594,529.80 × 269,526.80
  4. Step 4: Simplify right side
    430,606.64x = 160,241,714,498.64
  5. Step 5: Solve for x
    x = 160,241,714,498.64/430,606.64
  6. Step 6: Final answer
    x = 372,130.15

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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.