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Finding the Fourth Proportional to 575,688.96, 863,574.96 and 176,277.84

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Solution

The fourth proportional to 575,688.96, 863,574.96 and 176,277.84 is: 264,429.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,688.96 : 863,574.96 = 176,277.84 : x
  2. Step 2: Convert to fraction form
    575,688.96/863,574.96 = 176,277.84/x
  3. Step 3: Cross multiply
    575,688.96x = 863,574.96 × 176,277.84
  4. Step 4: Simplify right side
    575,688.96x = 152,229,128,626.89
  5. Step 5: Solve for x
    x = 152,229,128,626.89/575,688.96
  6. Step 6: Final answer
    x = 264,429.47

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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.