Home / 960,153.48-1,325,028.83-530,407.98

Finding the Fourth Proportional to 960,153.48, 1,325,028.83 and 530,407.98

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Solution

The fourth proportional to 960,153.48, 1,325,028.83 and 530,407.98 is: 731,972.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    960,153.48 : 1,325,028.83 = 530,407.98 : x
  2. Step 2: Convert to fraction form
    960,153.48/1,325,028.83 = 530,407.98/x
  3. Step 3: Cross multiply
    960,153.48x = 1,325,028.83 × 530,407.98
  4. Step 4: Simplify right side
    960,153.48x = 702,805,862,510.02
  5. Step 5: Solve for x
    x = 702,805,862,510.02/960,153.48
  6. Step 6: Final answer
    x = 731,972.42

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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.