Home / 345,370.04-517,098.48-176,526.77

Finding the Fourth Proportional to 345,370.04, 517,098.48 and 176,526.77

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Solution

The fourth proportional to 345,370.04, 517,098.48 and 176,526.77 is: 264,301.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,370.04 : 517,098.48 = 176,526.77 : x
  2. Step 2: Convert to fraction form
    345,370.04/517,098.48 = 176,526.77/x
  3. Step 3: Cross multiply
    345,370.04x = 517,098.48 × 176,526.77
  4. Step 4: Simplify right side
    345,370.04x = 91,281,724,446.31
  5. Step 5: Solve for x
    x = 91,281,724,446.31/345,370.04
  6. Step 6: Final answer
    x = 264,301.22

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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.