Home / 623,339.20-934,416.92-202,320.64

Finding the Fourth Proportional to 623,339.20, 934,416.92 and 202,320.64

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Solution

The fourth proportional to 623,339.20, 934,416.92 and 202,320.64 is: 303,288.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,339.20 : 934,416.92 = 202,320.64 : x
  2. Step 2: Convert to fraction form
    623,339.20/934,416.92 = 202,320.64/x
  3. Step 3: Cross multiply
    623,339.20x = 934,416.92 × 202,320.64
  4. Step 4: Simplify right side
    623,339.20x = 189,051,829,281.23
  5. Step 5: Solve for x
    x = 189,051,829,281.23/623,339.20
  6. Step 6: Final answer
    x = 303,288.85

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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.