Home / 925,024.12-1,386,904.74-492,806.20

Finding the Fourth Proportional to 925,024.12, 1,386,904.74 and 492,806.20

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Solution

The fourth proportional to 925,024.12, 1,386,904.74 and 492,806.20 is: 738,872.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    925,024.12 : 1,386,904.74 = 492,806.20 : x
  2. Step 2: Convert to fraction form
    925,024.12/1,386,904.74 = 492,806.20/x
  3. Step 3: Cross multiply
    925,024.12x = 1,386,904.74 × 492,806.20
  4. Step 4: Simplify right side
    925,024.12x = 683,475,254,681.39
  5. Step 5: Solve for x
    x = 683,475,254,681.39/925,024.12
  6. Step 6: Final answer
    x = 738,872.90

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1.5x scale

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.