Home / 840,927.06-1,160,462.08-458,953.74

Finding the Fourth Proportional to 840,927.06, 1,160,462.08 and 458,953.74

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Solution

The fourth proportional to 840,927.06, 1,160,462.08 and 458,953.74 is: 633,346.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    840,927.06 : 1,160,462.08 = 458,953.74 : x
  2. Step 2: Convert to fraction form
    840,927.06/1,160,462.08 = 458,953.74/x
  3. Step 3: Cross multiply
    840,927.06x = 1,160,462.08 × 458,953.74
  4. Step 4: Simplify right side
    840,927.06x = 532,598,404,794.48
  5. Step 5: Solve for x
    x = 532,598,404,794.48/840,927.06
  6. Step 6: Final answer
    x = 633,346.74

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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.