Home / 897,895.46-1,239,123.07-510,766.97

Finding the Fourth Proportional to 897,895.46, 1,239,123.07 and 510,766.97

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Solution

The fourth proportional to 897,895.46, 1,239,123.07 and 510,766.97 is: 704,873.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,895.46 : 1,239,123.07 = 510,766.97 : x
  2. Step 2: Convert to fraction form
    897,895.46/1,239,123.07 = 510,766.97/x
  3. Step 3: Cross multiply
    897,895.46x = 1,239,123.07 × 510,766.97
  4. Step 4: Simplify right side
    897,895.46x = 632,903,135,010.55
  5. Step 5: Solve for x
    x = 632,903,135,010.55/897,895.46
  6. Step 6: Final answer
    x = 704,873.97

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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.