Home / 993,484.72-1,490,376.12-461,060.38

Finding the Fourth Proportional to 993,484.72, 1,490,376.12 and 461,060.38

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Solution

The fourth proportional to 993,484.72, 1,490,376.12 and 461,060.38 is: 691,659.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,484.72 : 1,490,376.12 = 461,060.38 : x
  2. Step 2: Convert to fraction form
    993,484.72/1,490,376.12 = 461,060.38/x
  3. Step 3: Cross multiply
    993,484.72x = 1,490,376.12 × 461,060.38
  4. Step 4: Simplify right side
    993,484.72x = 687,153,380,230.13
  5. Step 5: Solve for x
    x = 687,153,380,230.13/993,484.72
  6. Step 6: Final answer
    x = 691,659.74

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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.