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Finding the Fourth Proportional to 575,792.12, 863,688.18 and 176,431.34

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Solution

The fourth proportional to 575,792.12, 863,688.18 and 176,431.34 is: 264,647.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,792.12 : 863,688.18 = 176,431.34 : x
  2. Step 2: Convert to fraction form
    575,792.12/863,688.18 = 176,431.34/x
  3. Step 3: Cross multiply
    575,792.12x = 863,688.18 × 176,431.34
  4. Step 4: Simplify right side
    575,792.12x = 152,381,662,939.56
  5. Step 5: Solve for x
    x = 152,381,662,939.56/575,792.12
  6. Step 6: Final answer
    x = 264,647.01

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Similar ratio
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1.5x scale

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.