Home / 623,598.60-935,748.72-339,309.66

Finding the Fourth Proportional to 623,598.60, 935,748.72 and 339,309.66

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Solution

The fourth proportional to 623,598.60, 935,748.72 and 339,309.66 is: 509,155.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,598.60 : 935,748.72 = 339,309.66 : x
  2. Step 2: Convert to fraction form
    623,598.60/935,748.72 = 339,309.66/x
  3. Step 3: Cross multiply
    623,598.60x = 935,748.72 × 339,309.66
  4. Step 4: Simplify right side
    623,598.60x = 317,508,580,028.64
  5. Step 5: Solve for x
    x = 317,508,580,028.64/623,598.60
  6. Step 6: Final answer
    x = 509,155.38

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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.