Home / 899,010.20-1,240,671.70-517,037.24

Finding the Fourth Proportional to 899,010.20, 1,240,671.70 and 517,037.24

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Solution

The fourth proportional to 899,010.20, 1,240,671.70 and 517,037.24 is: 713,533.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,010.20 : 1,240,671.70 = 517,037.24 : x
  2. Step 2: Convert to fraction form
    899,010.20/1,240,671.70 = 517,037.24/x
  3. Step 3: Cross multiply
    899,010.20x = 1,240,671.70 × 517,037.24
  4. Step 4: Simplify right side
    899,010.20x = 641,473,471,514.11
  5. Step 5: Solve for x
    x = 641,473,471,514.11/899,010.20
  6. Step 6: Final answer
    x = 713,533.03

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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.