Home / 956,307.87-1,319,760.14-548,406.45

Finding the Fourth Proportional to 956,307.87, 1,319,760.14 and 548,406.45

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Solution

The fourth proportional to 956,307.87, 1,319,760.14 and 548,406.45 is: 756,832.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    956,307.87 : 1,319,760.14 = 548,406.45 : x
  2. Step 2: Convert to fraction form
    956,307.87/1,319,760.14 = 548,406.45/x
  3. Step 3: Cross multiply
    956,307.87x = 1,319,760.14 × 548,406.45
  4. Step 4: Simplify right side
    956,307.87x = 723,764,970,486.87
  5. Step 5: Solve for x
    x = 723,764,970,486.87/956,307.87
  6. Step 6: Final answer
    x = 756,832.60

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Double scale
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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.