Home / 723,241.08-998,096.96-400,931.96

Finding the Fourth Proportional to 723,241.08, 998,096.96 and 400,931.96

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Solution

The fourth proportional to 723,241.08, 998,096.96 and 400,931.96 is: 553,299.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,241.08 : 998,096.96 = 400,931.96 : x
  2. Step 2: Convert to fraction form
    723,241.08/998,096.96 = 400,931.96/x
  3. Step 3: Cross multiply
    723,241.08x = 998,096.96 × 400,931.96
  4. Step 4: Simplify right side
    723,241.08x = 400,168,966,454.69
  5. Step 5: Solve for x
    x = 400,168,966,454.69/723,241.08
  6. Step 6: Final answer
    x = 553,299.55

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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.