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Finding the Fourth Proportional to 506,568.70, 700,400.55 and 443,583.10

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Solution

The fourth proportional to 506,568.70, 700,400.55 and 443,583.10 is: 613,314.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,568.70 : 700,400.55 = 443,583.10 : x
  2. Step 2: Convert to fraction form
    506,568.70/700,400.55 = 443,583.10/x
  3. Step 3: Cross multiply
    506,568.70x = 700,400.55 × 443,583.10
  4. Step 4: Simplify right side
    506,568.70x = 310,685,847,210.71
  5. Step 5: Solve for x
    x = 310,685,847,210.71/506,568.70
  6. Step 6: Final answer
    x = 613,314.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.