Home / 971,320.80-1,458,293.40-617,026.80

Finding the Fourth Proportional to 971,320.80, 1,458,293.40 and 617,026.80

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Solution

The fourth proportional to 971,320.80, 1,458,293.40 and 617,026.80 is: 926,373.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,320.80 : 1,458,293.40 = 617,026.80 : x
  2. Step 2: Convert to fraction form
    971,320.80/1,458,293.40 = 617,026.80/x
  3. Step 3: Cross multiply
    971,320.80x = 1,458,293.40 × 617,026.80
  4. Step 4: Simplify right side
    971,320.80x = 899,806,110,063.12
  5. Step 5: Solve for x
    x = 899,806,110,063.12/971,320.80
  6. Step 6: Final answer
    x = 926,373.77

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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.