Home / 754,409.50-1,041,064.35-414,877.75

Finding the Fourth Proportional to 754,409.50, 1,041,064.35 and 414,877.75

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Solution

The fourth proportional to 754,409.50, 1,041,064.35 and 414,877.75 is: 572,519.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,409.50 : 1,041,064.35 = 414,877.75 : x
  2. Step 2: Convert to fraction form
    754,409.50/1,041,064.35 = 414,877.75/x
  3. Step 3: Cross multiply
    754,409.50x = 1,041,064.35 × 414,877.75
  4. Step 4: Simplify right side
    754,409.50x = 431,914,430,974.76
  5. Step 5: Solve for x
    x = 431,914,430,974.76/754,409.50
  6. Step 6: Final answer
    x = 572,519.87

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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.