Home / 840,710.53-1,160,208.53-458,758.27

Finding the Fourth Proportional to 840,710.53, 1,160,208.53 and 458,758.27

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Solution

The fourth proportional to 840,710.53, 1,160,208.53 and 458,758.27 is: 633,101.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    840,710.53 : 1,160,208.53 = 458,758.27 : x
  2. Step 2: Convert to fraction form
    840,710.53/1,160,208.53 = 458,758.27/x
  3. Step 3: Cross multiply
    840,710.53x = 1,160,208.53 × 458,758.27
  4. Step 4: Simplify right side
    840,710.53x = 532,255,258,062.04
  5. Step 5: Solve for x
    x = 532,255,258,062.04/840,710.53
  6. Step 6: Final answer
    x = 633,101.69

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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.