Home / 756,189.20-1,043,614.64-564,870.44

Finding the Fourth Proportional to 756,189.20, 1,043,614.64 and 564,870.44

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Solution

The fourth proportional to 756,189.20, 1,043,614.64 and 564,870.44 is: 779,576.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,189.20 : 1,043,614.64 = 564,870.44 : x
  2. Step 2: Convert to fraction form
    756,189.20/1,043,614.64 = 564,870.44/x
  3. Step 3: Cross multiply
    756,189.20x = 1,043,614.64 × 564,870.44
  4. Step 4: Simplify right side
    756,189.20x = 589,507,058,062.89
  5. Step 5: Solve for x
    x = 589,507,058,062.89/756,189.20
  6. Step 6: Final answer
    x = 779,576.14

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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.