Home / 589,621.60-884,432.40-377,045.20

Finding the Fourth Proportional to 589,621.60, 884,432.40 and 377,045.20

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Solution

The fourth proportional to 589,621.60, 884,432.40 and 377,045.20 is: 565,567.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,621.60 : 884,432.40 = 377,045.20 : x
  2. Step 2: Convert to fraction form
    589,621.60/884,432.40 = 377,045.20/x
  3. Step 3: Cross multiply
    589,621.60x = 884,432.40 × 377,045.20
  4. Step 4: Simplify right side
    589,621.60x = 333,470,991,144.48
  5. Step 5: Solve for x
    x = 333,470,991,144.48/589,621.60
  6. Step 6: Final answer
    x = 565,567.80

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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.