Home / 623,991.40-935,987.10-503,722.60

Finding the Fourth Proportional to 623,991.40, 935,987.10 and 503,722.60

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Solution

The fourth proportional to 623,991.40, 935,987.10 and 503,722.60 is: 755,583.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,991.40 : 935,987.10 = 503,722.60 : x
  2. Step 2: Convert to fraction form
    623,991.40/935,987.10 = 503,722.60/x
  3. Step 3: Cross multiply
    623,991.40x = 935,987.10 × 503,722.60
  4. Step 4: Simplify right side
    623,991.40x = 471,477,855,578.46
  5. Step 5: Solve for x
    x = 471,477,855,578.46/623,991.40
  6. Step 6: Final answer
    x = 755,583.90

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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.