Home / 899,490.21-1,241,176.56-577,636.27

Finding the Fourth Proportional to 899,490.21, 1,241,176.56 and 577,636.27

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Solution

The fourth proportional to 899,490.21, 1,241,176.56 and 577,636.27 is: 797,061.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,490.21 : 1,241,176.56 = 577,636.27 : x
  2. Step 2: Convert to fraction form
    899,490.21/1,241,176.56 = 577,636.27/x
  3. Step 3: Cross multiply
    899,490.21x = 1,241,176.56 × 577,636.27
  4. Step 4: Simplify right side
    899,490.21x = 716,948,598,529.83
  5. Step 5: Solve for x
    x = 716,948,598,529.83/899,490.21
  6. Step 6: Final answer
    x = 797,061.04

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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.