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Finding the Fourth Proportional to 583,366.40, 874,941.60 and 162,555.20

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Solution

The fourth proportional to 583,366.40, 874,941.60 and 162,555.20 is: 243,802.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,366.40 : 874,941.60 = 162,555.20 : x
  2. Step 2: Convert to fraction form
    583,366.40/874,941.60 = 162,555.20/x
  3. Step 3: Cross multiply
    583,366.40x = 874,941.60 × 162,555.20
  4. Step 4: Simplify right side
    583,366.40x = 142,226,306,776.32
  5. Step 5: Solve for x
    x = 142,226,306,776.32/583,366.40
  6. Step 6: Final answer
    x = 243,802.71

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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.