Home / 827,464.50-1,141,916.13-459,976.14

Finding the Fourth Proportional to 827,464.50, 1,141,916.13 and 459,976.14

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Solution

The fourth proportional to 827,464.50, 1,141,916.13 and 459,976.14 is: 634,775.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,464.50 : 1,141,916.13 = 459,976.14 : x
  2. Step 2: Convert to fraction form
    827,464.50/1,141,916.13 = 459,976.14/x
  3. Step 3: Cross multiply
    827,464.50x = 1,141,916.13 × 459,976.14
  4. Step 4: Simplify right side
    827,464.50x = 525,254,173,681.14
  5. Step 5: Solve for x
    x = 525,254,173,681.14/827,464.50
  6. Step 6: Final answer
    x = 634,775.48

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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.