Home / 716,095.23-988,237.43-410,230.72

Finding the Fourth Proportional to 716,095.23, 988,237.43 and 410,230.72

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Solution

The fourth proportional to 716,095.23, 988,237.43 and 410,230.72 is: 566,133.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    716,095.23 : 988,237.43 = 410,230.72 : x
  2. Step 2: Convert to fraction form
    716,095.23/988,237.43 = 410,230.72/x
  3. Step 3: Cross multiply
    716,095.23x = 988,237.43 × 410,230.72
  4. Step 4: Simplify right side
    716,095.23x = 405,405,352,439.85
  5. Step 5: Solve for x
    x = 405,405,352,439.85/716,095.23
  6. Step 6: Final answer
    x = 566,133.30

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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.