Home / 623,032.20-934,985.70-268,300.80

Finding the Fourth Proportional to 623,032.20, 934,985.70 and 268,300.80

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Solution

The fourth proportional to 623,032.20, 934,985.70 and 268,300.80 is: 402,639.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,032.20 : 934,985.70 = 268,300.80 : x
  2. Step 2: Convert to fraction form
    623,032.20/934,985.70 = 268,300.80/x
  3. Step 3: Cross multiply
    623,032.20x = 934,985.70 × 268,300.80
  4. Step 4: Simplify right side
    623,032.20x = 250,857,411,298.56
  5. Step 5: Solve for x
    x = 250,857,411,298.56/623,032.20
  6. Step 6: Final answer
    x = 402,639.56

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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.