Home / 453,917.36-626,400.84-249,964.16

Finding the Fourth Proportional to 453,917.36, 626,400.84 and 249,964.16

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Solution

The fourth proportional to 453,917.36, 626,400.84 and 249,964.16 is: 344,947.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,917.36 : 626,400.84 = 249,964.16 : x
  2. Step 2: Convert to fraction form
    453,917.36/626,400.84 = 249,964.16/x
  3. Step 3: Cross multiply
    453,917.36x = 626,400.84 × 249,964.16
  4. Step 4: Simplify right side
    453,917.36x = 156,577,759,793.89
  5. Step 5: Solve for x
    x = 156,577,759,793.89/453,917.36
  6. Step 6: Final answer
    x = 344,947.72

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1.5x scale

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.