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Finding the Fourth Proportional to 500,854.26, 750,035.10 and 350,390.22

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Solution

The fourth proportional to 500,854.26, 750,035.10 and 350,390.22 is: 524,713.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,854.26 : 750,035.10 = 350,390.22 : x
  2. Step 2: Convert to fraction form
    500,854.26/750,035.10 = 350,390.22/x
  3. Step 3: Cross multiply
    500,854.26x = 750,035.10 × 350,390.22
  4. Step 4: Simplify right side
    500,854.26x = 262,804,963,696.72
  5. Step 5: Solve for x
    x = 262,804,963,696.72/500,854.26
  6. Step 6: Final answer
    x = 524,713.44

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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.