Home / 589,027.40-812,861.70-334,382.92

Finding the Fourth Proportional to 589,027.40, 812,861.70 and 334,382.92

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Solution

The fourth proportional to 589,027.40, 812,861.70 and 334,382.92 is: 461,450.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,027.40 : 812,861.70 = 334,382.92 : x
  2. Step 2: Convert to fraction form
    589,027.40/812,861.70 = 334,382.92/x
  3. Step 3: Cross multiply
    589,027.40x = 812,861.70 × 334,382.92
  4. Step 4: Simplify right side
    589,027.40x = 271,807,068,802.16
  5. Step 5: Solve for x
    x = 271,807,068,802.16/589,027.40
  6. Step 6: Final answer
    x = 461,450.64

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.