Home / 356,179.02-534,529.89-286,894.86

Finding the Fourth Proportional to 356,179.02, 534,529.89 and 286,894.86

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Solution

The fourth proportional to 356,179.02, 534,529.89 and 286,894.86 is: 430,552.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,179.02 : 534,529.89 = 286,894.86 : x
  2. Step 2: Convert to fraction form
    356,179.02/534,529.89 = 286,894.86/x
  3. Step 3: Cross multiply
    356,179.02x = 534,529.89 × 286,894.86
  4. Step 4: Simplify right side
    356,179.02x = 153,353,877,957.37
  5. Step 5: Solve for x
    x = 153,353,877,957.37/356,179.02
  6. Step 6: Final answer
    x = 430,552.81

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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.