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Finding the Fourth Proportional to 634,686.48, 950,571.72 and 533,559.60

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Solution

The fourth proportional to 634,686.48, 950,571.72 and 533,559.60 is: 799,113.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,686.48 : 950,571.72 = 533,559.60 : x
  2. Step 2: Convert to fraction form
    634,686.48/950,571.72 = 533,559.60/x
  3. Step 3: Cross multiply
    634,686.48x = 950,571.72 × 533,559.60
  4. Step 4: Simplify right side
    634,686.48x = 507,186,666,694.51
  5. Step 5: Solve for x
    x = 507,186,666,694.51/634,686.48
  6. Step 6: Final answer
    x = 799,113.71

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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.