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Finding the Fourth Proportional to 583,359.45, 874,838.70 and 283,646.90

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Solution

The fourth proportional to 583,359.45, 874,838.70 and 283,646.90 is: 425,372.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,359.45 : 874,838.70 = 283,646.90 : x
  2. Step 2: Convert to fraction form
    583,359.45/874,838.70 = 283,646.90/x
  3. Step 3: Cross multiply
    583,359.45x = 874,838.70 × 283,646.90
  4. Step 4: Simplify right side
    583,359.45x = 248,145,280,880.84
  5. Step 5: Solve for x
    x = 248,145,280,880.84/583,359.45
  6. Step 6: Final answer
    x = 425,372.87

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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.