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Finding the Fourth Proportional to 592,649.46, 816,215.13 and 512,051.22

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Solution

The fourth proportional to 592,649.46, 816,215.13 and 512,051.22 is: 705,212.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,649.46 : 816,215.13 = 512,051.22 : x
  2. Step 2: Convert to fraction form
    592,649.46/816,215.13 = 512,051.22/x
  3. Step 3: Cross multiply
    592,649.46x = 816,215.13 × 512,051.22
  4. Step 4: Simplify right side
    592,649.46x = 417,943,953,098.96
  5. Step 5: Solve for x
    x = 417,943,953,098.96/592,649.46
  6. Step 6: Final answer
    x = 705,212.75

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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.