Home / 933,501.23-1,399,671.93-393,479.68

Finding the Fourth Proportional to 933,501.23, 1,399,671.93 and 393,479.68

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Solution

The fourth proportional to 933,501.23, 1,399,671.93 and 393,479.68 is: 589,975.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    933,501.23 : 1,399,671.93 = 393,479.68 : x
  2. Step 2: Convert to fraction form
    933,501.23/1,399,671.93 = 393,479.68/x
  3. Step 3: Cross multiply
    933,501.23x = 1,399,671.93 × 393,479.68
  4. Step 4: Simplify right side
    933,501.23x = 550,742,463,121.38
  5. Step 5: Solve for x
    x = 550,742,463,121.38/933,501.23
  6. Step 6: Final answer
    x = 589,975.08

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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.