Home / 723,535.08-998,462.78-417,587.46

Finding the Fourth Proportional to 723,535.08, 998,462.78 and 417,587.46

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Solution

The fourth proportional to 723,535.08, 998,462.78 and 417,587.46 is: 576,261.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,535.08 : 998,462.78 = 417,587.46 : x
  2. Step 2: Convert to fraction form
    723,535.08/998,462.78 = 417,587.46/x
  3. Step 3: Cross multiply
    723,535.08x = 998,462.78 × 417,587.46
  4. Step 4: Simplify right side
    723,535.08x = 416,945,536,204.74
  5. Step 5: Solve for x
    x = 416,945,536,204.74/723,535.08
  6. Step 6: Final answer
    x = 576,261.67

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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.