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Finding the Fourth Proportional to 556,175.86, 767,115.03 and 365,119.54

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Solution

The fourth proportional to 556,175.86, 767,115.03 and 365,119.54 is: 503,597.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,175.86 : 767,115.03 = 365,119.54 : x
  2. Step 2: Convert to fraction form
    556,175.86/767,115.03 = 365,119.54/x
  3. Step 3: Cross multiply
    556,175.86x = 767,115.03 × 365,119.54
  4. Step 4: Simplify right side
    556,175.86x = 280,088,686,880.69
  5. Step 5: Solve for x
    x = 280,088,686,880.69/556,175.86
  6. Step 6: Final answer
    x = 503,597.35

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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.