Home / 623,877.20-935,815.80-606,381.20

Finding the Fourth Proportional to 623,877.20, 935,815.80 and 606,381.20

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Solution

The fourth proportional to 623,877.20, 935,815.80 and 606,381.20 is: 909,571.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,877.20 : 935,815.80 = 606,381.20 : x
  2. Step 2: Convert to fraction form
    623,877.20/935,815.80 = 606,381.20/x
  3. Step 3: Cross multiply
    623,877.20x = 935,815.80 × 606,381.20
  4. Step 4: Simplify right side
    623,877.20x = 567,461,107,782.96
  5. Step 5: Solve for x
    x = 567,461,107,782.96/623,877.20
  6. Step 6: Final answer
    x = 909,571.80

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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.