Home / 749,486.64-1,034,001.03-477,505.83

Finding the Fourth Proportional to 749,486.64, 1,034,001.03 and 477,505.83

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Solution

The fourth proportional to 749,486.64, 1,034,001.03 and 477,505.83 is: 658,772.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,486.64 : 1,034,001.03 = 477,505.83 : x
  2. Step 2: Convert to fraction form
    749,486.64/1,034,001.03 = 477,505.83/x
  3. Step 3: Cross multiply
    749,486.64x = 1,034,001.03 × 477,505.83
  4. Step 4: Simplify right side
    749,486.64x = 493,741,520,051.01
  5. Step 5: Solve for x
    x = 493,741,520,051.01/749,486.64
  6. Step 6: Final answer
    x = 658,772.94

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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.