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Finding the Fourth Proportional to 520,746.45, 718,244.19 and 367,625.01

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Solution

The fourth proportional to 520,746.45, 718,244.19 and 367,625.01 is: 507,050.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    520,746.45 : 718,244.19 = 367,625.01 : x
  2. Step 2: Convert to fraction form
    520,746.45/718,244.19 = 367,625.01/x
  3. Step 3: Cross multiply
    520,746.45x = 718,244.19 × 367,625.01
  4. Step 4: Simplify right side
    520,746.45x = 264,044,527,531.19
  5. Step 5: Solve for x
    x = 264,044,527,531.19/520,746.45
  6. Step 6: Final answer
    x = 507,050.08

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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.