Home / 656,486.45-983,901.33-352,125.77

Finding the Fourth Proportional to 656,486.45, 983,901.33 and 352,125.77

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Solution

The fourth proportional to 656,486.45, 983,901.33 and 352,125.77 is: 527,744.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,486.45 : 983,901.33 = 352,125.77 : x
  2. Step 2: Convert to fraction form
    656,486.45/983,901.33 = 352,125.77/x
  3. Step 3: Cross multiply
    656,486.45x = 983,901.33 × 352,125.77
  4. Step 4: Simplify right side
    656,486.45x = 346,457,008,510.77
  5. Step 5: Solve for x
    x = 346,457,008,510.77/656,486.45
  6. Step 6: Final answer
    x = 527,744.34

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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.