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Finding the Fourth Proportional to 554,990.32, 832,508.70 and 175,902.76

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Solution

The fourth proportional to 554,990.32, 832,508.70 and 175,902.76 is: 263,861.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,990.32 : 832,508.70 = 175,902.76 : x
  2. Step 2: Convert to fraction form
    554,990.32/832,508.70 = 175,902.76/x
  3. Step 3: Cross multiply
    554,990.32x = 832,508.70 × 175,902.76
  4. Step 4: Simplify right side
    554,990.32x = 146,440,578,054.01
  5. Step 5: Solve for x
    x = 146,440,578,054.01/554,990.32
  6. Step 6: Final answer
    x = 263,861.50

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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.