Home / 591,247.40-886,871.10-545,628.20

Finding the Fourth Proportional to 591,247.40, 886,871.10 and 545,628.20

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Solution

The fourth proportional to 591,247.40, 886,871.10 and 545,628.20 is: 818,442.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,247.40 : 886,871.10 = 545,628.20 : x
  2. Step 2: Convert to fraction form
    591,247.40/886,871.10 = 545,628.20/x
  3. Step 3: Cross multiply
    591,247.40x = 886,871.10 × 545,628.20
  4. Step 4: Simplify right side
    591,247.40x = 483,901,881,925.02
  5. Step 5: Solve for x
    x = 483,901,881,925.02/591,247.40
  6. Step 6: Final answer
    x = 818,442.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.