Home / 683,256.87-942,902.01-377,332.74

Finding the Fourth Proportional to 683,256.87, 942,902.01 and 377,332.74

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Solution

The fourth proportional to 683,256.87, 942,902.01 and 377,332.74 is: 520,723.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,256.87 : 942,902.01 = 377,332.74 : x
  2. Step 2: Convert to fraction form
    683,256.87/942,902.01 = 377,332.74/x
  3. Step 3: Cross multiply
    683,256.87x = 942,902.01 × 377,332.74
  4. Step 4: Simplify right side
    683,256.87x = 355,787,798,984.81
  5. Step 5: Solve for x
    x = 355,787,798,984.81/683,256.87
  6. Step 6: Final answer
    x = 520,723.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.