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Finding the Fourth Proportional to 503,498.80, 755,068.30 and 166,477.24

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Solution

The fourth proportional to 503,498.80, 755,068.30 and 166,477.24 is: 249,656.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,498.80 : 755,068.30 = 166,477.24 : x
  2. Step 2: Convert to fraction form
    503,498.80/755,068.30 = 166,477.24/x
  3. Step 3: Cross multiply
    503,498.80x = 755,068.30 × 166,477.24
  4. Step 4: Simplify right side
    503,498.80x = 125,701,686,595.49
  5. Step 5: Solve for x
    x = 125,701,686,595.49/503,498.80
  6. Step 6: Final answer
    x = 249,656.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.