Home / 985,234.07-1,359,638.10-577,238.28

Finding the Fourth Proportional to 985,234.07, 1,359,638.10 and 577,238.28

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Solution

The fourth proportional to 985,234.07, 1,359,638.10 and 577,238.28 is: 796,597.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    985,234.07 : 1,359,638.10 = 577,238.28 : x
  2. Step 2: Convert to fraction form
    985,234.07/1,359,638.10 = 577,238.28/x
  3. Step 3: Cross multiply
    985,234.07x = 1,359,638.10 × 577,238.28
  4. Step 4: Simplify right side
    985,234.07x = 784,835,158,266.47
  5. Step 5: Solve for x
    x = 784,835,158,266.47/985,234.07
  6. Step 6: Final answer
    x = 796,597.67

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Double scale
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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.