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Finding the Fourth Proportional to 464,280.50, 696,617.58 and 253,672.40

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Solution

The fourth proportional to 464,280.50, 696,617.58 and 253,672.40 is: 380,616.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,280.50 : 696,617.58 = 253,672.40 : x
  2. Step 2: Convert to fraction form
    464,280.50/696,617.58 = 253,672.40/x
  3. Step 3: Cross multiply
    464,280.50x = 696,617.58 × 253,672.40
  4. Step 4: Simplify right side
    464,280.50x = 176,712,653,400.79
  5. Step 5: Solve for x
    x = 176,712,653,400.79/464,280.50
  6. Step 6: Final answer
    x = 380,616.14

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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.