Home / 824,873.84-1,138,269.48-462,235.76

Finding the Fourth Proportional to 824,873.84, 1,138,269.48 and 462,235.76

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Solution

The fourth proportional to 824,873.84, 1,138,269.48 and 462,235.76 is: 637,853.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,873.84 : 1,138,269.48 = 462,235.76 : x
  2. Step 2: Convert to fraction form
    824,873.84/1,138,269.48 = 462,235.76/x
  3. Step 3: Cross multiply
    824,873.84x = 1,138,269.48 × 462,235.76
  4. Step 4: Simplify right side
    824,873.84x = 526,148,858,172.61
  5. Step 5: Solve for x
    x = 526,148,858,172.61/824,873.84
  6. Step 6: Final answer
    x = 637,853.73

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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.