Home / 956,560.48-1,320,113.38-526,840.50

Finding the Fourth Proportional to 956,560.48, 1,320,113.38 and 526,840.50

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Solution

The fourth proportional to 956,560.48, 1,320,113.38 and 526,840.50 is: 727,072.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    956,560.48 : 1,320,113.38 = 526,840.50 : x
  2. Step 2: Convert to fraction form
    956,560.48/1,320,113.38 = 526,840.50/x
  3. Step 3: Cross multiply
    956,560.48x = 1,320,113.38 × 526,840.50
  4. Step 4: Simplify right side
    956,560.48x = 695,489,193,175.89
  5. Step 5: Solve for x
    x = 695,489,193,175.89/956,560.48
  6. Step 6: Final answer
    x = 727,072.89

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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.