Home / 623,835.36-935,655.44-203,108.40

Finding the Fourth Proportional to 623,835.36, 935,655.44 and 203,108.40

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Solution

The fourth proportional to 623,835.36, 935,655.44 and 203,108.40 is: 304,630.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,835.36 : 935,655.44 = 203,108.40 : x
  2. Step 2: Convert to fraction form
    623,835.36/935,655.44 = 203,108.40/x
  3. Step 3: Cross multiply
    623,835.36x = 935,655.44 × 203,108.40
  4. Step 4: Simplify right side
    623,835.36x = 190,039,478,354.15
  5. Step 5: Solve for x
    x = 190,039,478,354.15/623,835.36
  6. Step 6: Final answer
    x = 304,630.82

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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.