Home / 906,317.12-1,250,207.52-543,644.48

Finding the Fourth Proportional to 906,317.12, 1,250,207.52 and 543,644.48

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Solution

The fourth proportional to 906,317.12, 1,250,207.52 and 543,644.48 is: 749,923.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,317.12 : 1,250,207.52 = 543,644.48 : x
  2. Step 2: Convert to fraction form
    906,317.12/1,250,207.52 = 543,644.48/x
  3. Step 3: Cross multiply
    906,317.12x = 1,250,207.52 × 543,644.48
  4. Step 4: Simplify right side
    906,317.12x = 679,668,417,102.49
  5. Step 5: Solve for x
    x = 679,668,417,102.49/906,317.12
  6. Step 6: Final answer
    x = 749,923.40

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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.