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Finding the Fourth Proportional to 835,645.32, 1,153,217.04 and 473,062.62

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Solution

The fourth proportional to 835,645.32, 1,153,217.04 and 473,062.62 is: 652,841.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,645.32 : 1,153,217.04 = 473,062.62 : x
  2. Step 2: Convert to fraction form
    835,645.32/1,153,217.04 = 473,062.62/x
  3. Step 3: Cross multiply
    835,645.32x = 1,153,217.04 × 473,062.62
  4. Step 4: Simplify right side
    835,645.32x = 545,543,874,371.05
  5. Step 5: Solve for x
    x = 545,543,874,371.05/835,645.32
  6. Step 6: Final answer
    x = 652,841.42

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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.