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Finding the Fourth Proportional to 560,864.60, 841,296.90 and 228,440.60

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Solution

The fourth proportional to 560,864.60, 841,296.90 and 228,440.60 is: 342,660.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,864.60 : 841,296.90 = 228,440.60 : x
  2. Step 2: Convert to fraction form
    560,864.60/841,296.90 = 228,440.60/x
  3. Step 3: Cross multiply
    560,864.60x = 841,296.90 × 228,440.60
  4. Step 4: Simplify right side
    560,864.60x = 192,186,368,614.14
  5. Step 5: Solve for x
    x = 192,186,368,614.14/560,864.60
  6. Step 6: Final answer
    x = 342,660.90

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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.