Home / 604,822.20-907,233.30-415,865.40

Finding the Fourth Proportional to 604,822.20, 907,233.30 and 415,865.40

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Solution

The fourth proportional to 604,822.20, 907,233.30 and 415,865.40 is: 623,798.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,822.20 : 907,233.30 = 415,865.40 : x
  2. Step 2: Convert to fraction form
    604,822.20/907,233.30 = 415,865.40/x
  3. Step 3: Cross multiply
    604,822.20x = 907,233.30 × 415,865.40
  4. Step 4: Simplify right side
    604,822.20x = 377,286,939,197.82
  5. Step 5: Solve for x
    x = 377,286,939,197.82/604,822.20
  6. Step 6: Final answer
    x = 623,798.10

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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.