Home / 953,073.40-1,315,263.54-523,328.44

Finding the Fourth Proportional to 953,073.40, 1,315,263.54 and 523,328.44

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Solution

The fourth proportional to 953,073.40, 1,315,263.54 and 523,328.44 is: 722,205.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,073.40 : 1,315,263.54 = 523,328.44 : x
  2. Step 2: Convert to fraction form
    953,073.40/1,315,263.54 = 523,328.44/x
  3. Step 3: Cross multiply
    953,073.40x = 1,315,263.54 × 523,328.44
  4. Step 4: Simplify right side
    953,073.40x = 688,314,816,577.08
  5. Step 5: Solve for x
    x = 688,314,816,577.08/953,073.40
  6. Step 6: Final answer
    x = 722,205.46

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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.