Home / 832,463.36-1,148,799.39-450,490.15

Finding the Fourth Proportional to 832,463.36, 1,148,799.39 and 450,490.15

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Solution

The fourth proportional to 832,463.36, 1,148,799.39 and 450,490.15 is: 621,676.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,463.36 : 1,148,799.39 = 450,490.15 : x
  2. Step 2: Convert to fraction form
    832,463.36/1,148,799.39 = 450,490.15/x
  3. Step 3: Cross multiply
    832,463.36x = 1,148,799.39 × 450,490.15
  4. Step 4: Simplify right side
    832,463.36x = 517,522,803,777.01
  5. Step 5: Solve for x
    x = 517,522,803,777.01/832,463.36
  6. Step 6: Final answer
    x = 621,676.38

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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.