Home / 405,526.04-608,276.46-168,862.76

Finding the Fourth Proportional to 405,526.04, 608,276.46 and 168,862.76

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Solution

The fourth proportional to 405,526.04, 608,276.46 and 168,862.76 is: 253,288.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    405,526.04 : 608,276.46 = 168,862.76 : x
  2. Step 2: Convert to fraction form
    405,526.04/608,276.46 = 168,862.76/x
  3. Step 3: Cross multiply
    405,526.04x = 608,276.46 × 168,862.76
  4. Step 4: Simplify right side
    405,526.04x = 102,715,241,878.63
  5. Step 5: Solve for x
    x = 102,715,241,878.63/405,526.04
  6. Step 6: Final answer
    x = 253,288.89

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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.