Home / 908,400.60-1,362,600.90-572,477.40

Finding the Fourth Proportional to 908,400.60, 1,362,600.90 and 572,477.40

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Solution

The fourth proportional to 908,400.60, 1,362,600.90 and 572,477.40 is: 858,716.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,400.60 : 1,362,600.90 = 572,477.40 : x
  2. Step 2: Convert to fraction form
    908,400.60/1,362,600.90 = 572,477.40/x
  3. Step 3: Cross multiply
    908,400.60x = 1,362,600.90 × 572,477.40
  4. Step 4: Simplify right side
    908,400.60x = 780,058,220,469.66
  5. Step 5: Solve for x
    x = 780,058,220,469.66/908,400.60
  6. Step 6: Final answer
    x = 858,716.10

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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.