Home / 540,680.16-746,125.38-298,956.36

Finding the Fourth Proportional to 540,680.16, 746,125.38 and 298,956.36

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Solution

The fourth proportional to 540,680.16, 746,125.38 and 298,956.36 is: 412,552.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,680.16 : 746,125.38 = 298,956.36 : x
  2. Step 2: Convert to fraction form
    540,680.16/746,125.38 = 298,956.36/x
  3. Step 3: Cross multiply
    540,680.16x = 746,125.38 × 298,956.36
  4. Step 4: Simplify right side
    540,680.16x = 223,058,927,708.42
  5. Step 5: Solve for x
    x = 223,058,927,708.42/540,680.16
  6. Step 6: Final answer
    x = 412,552.46

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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.