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Finding the Fourth Proportional to 835,950.40, 1,153,611.47 and 473,374.17

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Solution

The fourth proportional to 835,950.40, 1,153,611.47 and 473,374.17 is: 653,256.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,950.40 : 1,153,611.47 = 473,374.17 : x
  2. Step 2: Convert to fraction form
    835,950.40/1,153,611.47 = 473,374.17/x
  3. Step 3: Cross multiply
    835,950.40x = 1,153,611.47 × 473,374.17
  4. Step 4: Simplify right side
    835,950.40x = 546,089,873,297.17
  5. Step 5: Solve for x
    x = 546,089,873,297.17/835,950.40
  6. Step 6: Final answer
    x = 653,256.31

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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.