Home / 621,454.27-931,330.92-469,526.45

Finding the Fourth Proportional to 621,454.27, 931,330.92 and 469,526.45

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Solution

The fourth proportional to 621,454.27, 931,330.92 and 469,526.45 is: 703,647.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    621,454.27 : 931,330.92 = 469,526.45 : x
  2. Step 2: Convert to fraction form
    621,454.27/931,330.92 = 469,526.45/x
  3. Step 3: Cross multiply
    621,454.27x = 931,330.92 × 469,526.45
  4. Step 4: Simplify right side
    621,454.27x = 437,284,500,642.83
  5. Step 5: Solve for x
    x = 437,284,500,642.83/621,454.27
  6. Step 6: Final answer
    x = 703,647.11

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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.