Home / 683,018.06-942,546.15-377,088.86

Finding the Fourth Proportional to 683,018.06, 942,546.15 and 377,088.86

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Solution

The fourth proportional to 683,018.06, 942,546.15 and 377,088.86 is: 520,372.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,018.06 : 942,546.15 = 377,088.86 : x
  2. Step 2: Convert to fraction form
    683,018.06/942,546.15 = 377,088.86/x
  3. Step 3: Cross multiply
    683,018.06x = 942,546.15 × 377,088.86
  4. Step 4: Simplify right side
    683,018.06x = 355,423,655,557.25
  5. Step 5: Solve for x
    x = 355,423,655,557.25/683,018.06
  6. Step 6: Final answer
    x = 520,372.27

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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.