Home / 578,425.04-867,885.36-223,688.18

Finding the Fourth Proportional to 578,425.04, 867,885.36 and 223,688.18

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Solution

The fourth proportional to 578,425.04, 867,885.36 and 223,688.18 is: 335,628.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,425.04 : 867,885.36 = 223,688.18 : x
  2. Step 2: Convert to fraction form
    578,425.04/867,885.36 = 223,688.18/x
  3. Step 3: Cross multiply
    578,425.04x = 867,885.36 × 223,688.18
  4. Step 4: Simplify right side
    578,425.04x = 194,135,696,627.05
  5. Step 5: Solve for x
    x = 194,135,696,627.05/578,425.04
  6. Step 6: Final answer
    x = 335,628.10

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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.