Home / 896,385.06-1,237,011.36-488,486.73

Finding the Fourth Proportional to 896,385.06, 1,237,011.36 and 488,486.73

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Solution

The fourth proportional to 896,385.06, 1,237,011.36 and 488,486.73 is: 674,111.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,385.06 : 1,237,011.36 = 488,486.73 : x
  2. Step 2: Convert to fraction form
    896,385.06/1,237,011.36 = 488,486.73/x
  3. Step 3: Cross multiply
    896,385.06x = 1,237,011.36 × 488,486.73
  4. Step 4: Simplify right side
    896,385.06x = 604,263,634,219.25
  5. Step 5: Solve for x
    x = 604,263,634,219.25/896,385.06
  6. Step 6: Final answer
    x = 674,111.67

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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.