Home / 457,454.30-686,208.33-176,973.02

Finding the Fourth Proportional to 457,454.30, 686,208.33 and 176,973.02

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Solution

The fourth proportional to 457,454.30, 686,208.33 and 176,973.02 is: 265,469.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    457,454.30 : 686,208.33 = 176,973.02 : x
  2. Step 2: Convert to fraction form
    457,454.30/686,208.33 = 176,973.02/x
  3. Step 3: Cross multiply
    457,454.30x = 686,208.33 × 176,973.02
  4. Step 4: Simplify right side
    457,454.30x = 121,440,360,509.26
  5. Step 5: Solve for x
    x = 121,440,360,509.26/457,454.30
  6. Step 6: Final answer
    x = 265,469.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.