Home / 746,106.60-1,119,159.90-613,246.35

Finding the Fourth Proportional to 746,106.60, 1,119,159.90 and 613,246.35

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Solution

The fourth proportional to 746,106.60, 1,119,159.90 and 613,246.35 is: 919,869.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,106.60 : 1,119,159.90 = 613,246.35 : x
  2. Step 2: Convert to fraction form
    746,106.60/1,119,159.90 = 613,246.35/x
  3. Step 3: Cross multiply
    746,106.60x = 1,119,159.90 × 613,246.35
  4. Step 4: Simplify right side
    746,106.60x = 686,320,723,741.37
  5. Step 5: Solve for x
    x = 686,320,723,741.37/746,106.60
  6. Step 6: Final answer
    x = 919,869.53

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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.