Home / 857,529.72-1,183,373.24-530,756.01

Finding the Fourth Proportional to 857,529.72, 1,183,373.24 and 530,756.01

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Solution

The fourth proportional to 857,529.72, 1,183,373.24 and 530,756.01 is: 732,432.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    857,529.72 : 1,183,373.24 = 530,756.01 : x
  2. Step 2: Convert to fraction form
    857,529.72/1,183,373.24 = 530,756.01/x
  3. Step 3: Cross multiply
    857,529.72x = 1,183,373.24 × 530,756.01
  4. Step 4: Simplify right side
    857,529.72x = 628,082,456,549.39
  5. Step 5: Solve for x
    x = 628,082,456,549.39/857,529.72
  6. Step 6: Final answer
    x = 732,432.29

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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.