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Finding the Fourth Proportional to 172,000,002.80, 241,480,248.40 and 172,000,002.80

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Solution

The fourth proportional to 172,000,002.80, 241,480,248.40 and 172,000,002.80 is: 241,480,248.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,000,002.80 : 241,480,248.40 = 172,000,002.80 : x
  2. Step 2: Convert to fraction form
    172,000,002.80/241,480,248.40 = 172,000,002.80/x
  3. Step 3: Cross multiply
    172,000,002.80x = 241,480,248.40 × 172,000,002.80
  4. Step 4: Simplify right side
    172,000,002.80x = 41,534,603,400,944,696
  5. Step 5: Solve for x
    x = 41,534,603,400,944,696/172,000,002.80
  6. Step 6: Final answer
    x = 241,480,248.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.