Home / 453,338.45-625,587.30-249,376.43

Finding the Fourth Proportional to 453,338.45, 625,587.30 and 249,376.43

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Solution

The fourth proportional to 453,338.45, 625,587.30 and 249,376.43 is: 344,128.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,338.45 : 625,587.30 = 249,376.43 : x
  2. Step 2: Convert to fraction form
    453,338.45/625,587.30 = 249,376.43/x
  3. Step 3: Cross multiply
    453,338.45x = 625,587.30 × 249,376.43
  4. Step 4: Simplify right side
    453,338.45x = 156,006,724,399.40
  5. Step 5: Solve for x
    x = 156,006,724,399.40/453,338.45
  6. Step 6: Final answer
    x = 344,128.60

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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.