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Finding the Fourth Proportional to 556,697.08, 768,241.02 and 302,048.20

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Solution

The fourth proportional to 556,697.08, 768,241.02 and 302,048.20 is: 416,826.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,697.08 : 768,241.02 = 302,048.20 : x
  2. Step 2: Convert to fraction form
    556,697.08/768,241.02 = 302,048.20/x
  3. Step 3: Cross multiply
    556,697.08x = 768,241.02 × 302,048.20
  4. Step 4: Simplify right side
    556,697.08x = 232,045,817,257.16
  5. Step 5: Solve for x
    x = 232,045,817,257.16/556,697.08
  6. Step 6: Final answer
    x = 416,826.00

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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.