Home / 805,655.16-1,111,717.98-466,059.96

Finding the Fourth Proportional to 805,655.16, 1,111,717.98 and 466,059.96

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Solution

The fourth proportional to 805,655.16, 1,111,717.98 and 466,059.96 is: 643,112.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    805,655.16 : 1,111,717.98 = 466,059.96 : x
  2. Step 2: Convert to fraction form
    805,655.16/1,111,717.98 = 466,059.96/x
  3. Step 3: Cross multiply
    805,655.16x = 1,111,717.98 × 466,059.96
  4. Step 4: Simplify right side
    805,655.16x = 518,127,237,290.08
  5. Step 5: Solve for x
    x = 518,127,237,290.08/805,655.16
  6. Step 6: Final answer
    x = 643,112.91

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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.