Home / 942,899.16-1,301,196.96-513,179.28

Finding the Fourth Proportional to 942,899.16, 1,301,196.96 and 513,179.28

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Solution

The fourth proportional to 942,899.16, 1,301,196.96 and 513,179.28 is: 708,185.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,899.16 : 1,301,196.96 = 513,179.28 : x
  2. Step 2: Convert to fraction form
    942,899.16/1,301,196.96 = 513,179.28/x
  3. Step 3: Cross multiply
    942,899.16x = 1,301,196.96 × 513,179.28
  4. Step 4: Simplify right side
    942,899.16x = 667,747,319,070.99
  5. Step 5: Solve for x
    x = 667,747,319,070.99/942,899.16
  6. Step 6: Final answer
    x = 708,185.29

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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.