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Finding the Fourth Proportional to 507,626.07, 760,903.29 and 170,346.93

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Solution

The fourth proportional to 507,626.07, 760,903.29 and 170,346.93 is: 255,340.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,626.07 : 760,903.29 = 170,346.93 : x
  2. Step 2: Convert to fraction form
    507,626.07/760,903.29 = 170,346.93/x
  3. Step 3: Cross multiply
    507,626.07x = 760,903.29 × 170,346.93
  4. Step 4: Simplify right side
    507,626.07x = 129,617,539,478.40
  5. Step 5: Solve for x
    x = 129,617,539,478.40/507,626.07
  6. Step 6: Final answer
    x = 255,340.59

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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.