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Finding the Fourth Proportional to 544,189.68, 812,169.26 and 530,017.92

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Solution

The fourth proportional to 544,189.68, 812,169.26 and 530,017.92 is: 791,018.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,189.68 : 812,169.26 = 530,017.92 : x
  2. Step 2: Convert to fraction form
    544,189.68/812,169.26 = 530,017.92/x
  3. Step 3: Cross multiply
    544,189.68x = 812,169.26 × 530,017.92
  4. Step 4: Simplify right side
    544,189.68x = 430,464,259,223.05
  5. Step 5: Solve for x
    x = 430,464,259,223.05/544,189.68
  6. Step 6: Final answer
    x = 791,018.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.