Home / 965,403.36-1,332,320.31-557,522.34

Finding the Fourth Proportional to 965,403.36, 1,332,320.31 and 557,522.34

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Solution

The fourth proportional to 965,403.36, 1,332,320.31 and 557,522.34 is: 769,417.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,403.36 : 1,332,320.31 = 557,522.34 : x
  2. Step 2: Convert to fraction form
    965,403.36/1,332,320.31 = 557,522.34/x
  3. Step 3: Cross multiply
    965,403.36x = 1,332,320.31 × 557,522.34
  4. Step 4: Simplify right side
    965,403.36x = 742,798,336,860.73
  5. Step 5: Solve for x
    x = 742,798,336,860.73/965,403.36
  6. Step 6: Final answer
    x = 769,417.60

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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.