Home / 805,656.16-1,111,719.36-466,060.96

Finding the Fourth Proportional to 805,656.16, 1,111,719.36 and 466,060.96

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Solution

The fourth proportional to 805,656.16, 1,111,719.36 and 466,060.96 is: 643,114.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    805,656.16 : 1,111,719.36 = 466,060.96 : x
  2. Step 2: Convert to fraction form
    805,656.16/1,111,719.36 = 466,060.96/x
  3. Step 3: Cross multiply
    805,656.16x = 1,111,719.36 × 466,060.96
  4. Step 4: Simplify right side
    805,656.16x = 518,128,992,172.19
  5. Step 5: Solve for x
    x = 518,128,992,172.19/805,656.16
  6. Step 6: Final answer
    x = 643,114.29

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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.