Home / 672,959.53-1,008,143.70-530,048.80

Finding the Fourth Proportional to 672,959.53, 1,008,143.70 and 530,048.80

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Solution

The fourth proportional to 672,959.53, 1,008,143.70 and 530,048.80 is: 794,052.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,959.53 : 1,008,143.70 = 530,048.80 : x
  2. Step 2: Convert to fraction form
    672,959.53/1,008,143.70 = 530,048.80/x
  3. Step 3: Cross multiply
    672,959.53x = 1,008,143.70 × 530,048.80
  4. Step 4: Simplify right side
    672,959.53x = 534,365,358,412.56
  5. Step 5: Solve for x
    x = 534,365,358,412.56/672,959.53
  6. Step 6: Final answer
    x = 794,052.74

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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.