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Finding the Fourth Proportional to 556,169.92, 767,106.66 and 365,113.60

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Solution

The fourth proportional to 556,169.92, 767,106.66 and 365,113.60 is: 503,589.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,169.92 : 767,106.66 = 365,113.60 : x
  2. Step 2: Convert to fraction form
    556,169.92/767,106.66 = 365,113.60/x
  3. Step 3: Cross multiply
    556,169.92x = 767,106.66 × 365,113.60
  4. Step 4: Simplify right side
    556,169.92x = 280,081,074,216.58
  5. Step 5: Solve for x
    x = 280,081,074,216.58/556,169.92
  6. Step 6: Final answer
    x = 503,589.04

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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.