Home / 960,038.70-1,324,864.53-530,309.94

Finding the Fourth Proportional to 960,038.70, 1,324,864.53 and 530,309.94

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Solution

The fourth proportional to 960,038.70, 1,324,864.53 and 530,309.94 is: 731,833.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    960,038.70 : 1,324,864.53 = 530,309.94 : x
  2. Step 2: Convert to fraction form
    960,038.70/1,324,864.53 = 530,309.94/x
  3. Step 3: Cross multiply
    960,038.70x = 1,324,864.53 × 530,309.94
  4. Step 4: Simplify right side
    960,038.70x = 702,588,829,412.43
  5. Step 5: Solve for x
    x = 702,588,829,412.43/960,038.70
  6. Step 6: Final answer
    x = 731,833.86

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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.