Home / 457,557.12-686,028.96-176,746.32

Finding the Fourth Proportional to 457,557.12, 686,028.96 and 176,746.32

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Solution

The fourth proportional to 457,557.12, 686,028.96 and 176,746.32 is: 265,001.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    457,557.12 : 686,028.96 = 176,746.32 : x
  2. Step 2: Convert to fraction form
    457,557.12/686,028.96 = 176,746.32/x
  3. Step 3: Cross multiply
    457,557.12x = 686,028.96 × 176,746.32
  4. Step 4: Simplify right side
    457,557.12x = 121,253,094,093.43
  5. Step 5: Solve for x
    x = 121,253,094,093.43/457,557.12
  6. Step 6: Final answer
    x = 265,001.00

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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.