Home / 716,044.08-988,139.41-410,219.47

Finding the Fourth Proportional to 716,044.08, 988,139.41 and 410,219.47

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Solution

The fourth proportional to 716,044.08, 988,139.41 and 410,219.47 is: 566,102.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    716,044.08 : 988,139.41 = 410,219.47 : x
  2. Step 2: Convert to fraction form
    716,044.08/988,139.41 = 410,219.47/x
  3. Step 3: Cross multiply
    716,044.08x = 988,139.41 × 410,219.47
  4. Step 4: Simplify right side
    716,044.08x = 405,354,020,115.62
  5. Step 5: Solve for x
    x = 405,354,020,115.62/716,044.08
  6. Step 6: Final answer
    x = 566,102.05

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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.