Home / 1,688,326.52-2,532,180.30-457,358.28

Finding the Fourth Proportional to 1,688,326.52, 2,532,180.30 and 457,358.28

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Solution

The fourth proportional to 1,688,326.52, 2,532,180.30 and 457,358.28 is: 685,953.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,688,326.52 : 2,532,180.30 = 457,358.28 : x
  2. Step 2: Convert to fraction form
    1,688,326.52/2,532,180.30 = 457,358.28/x
  3. Step 3: Cross multiply
    1,688,326.52x = 2,532,180.30 × 457,358.28
  4. Step 4: Simplify right side
    1,688,326.52x = 1,158,113,626,657.88
  5. Step 5: Solve for x
    x = 1,158,113,626,657.88/1,688,326.52
  6. Step 6: Final answer
    x = 685,953.58

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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.