Home / 958,903.20-1,437,836.40-397,994.40

Finding the Fourth Proportional to 958,903.20, 1,437,836.40 and 397,994.40

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Solution

The fourth proportional to 958,903.20, 1,437,836.40 and 397,994.40 is: 596,776.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,903.20 : 1,437,836.40 = 397,994.40 : x
  2. Step 2: Convert to fraction form
    958,903.20/1,437,836.40 = 397,994.40/x
  3. Step 3: Cross multiply
    958,903.20x = 1,437,836.40 × 397,994.40
  4. Step 4: Simplify right side
    958,903.20x = 572,250,835,316.16
  5. Step 5: Solve for x
    x = 572,250,835,316.16/958,903.20
  6. Step 6: Final answer
    x = 596,776.44

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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.