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Finding the Fourth Proportional to 707,850.40, 1,060,220.40 and 614,538.40

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Solution

The fourth proportional to 707,850.40, 1,060,220.40 and 614,538.40 is: 920,457.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    707,850.40 : 1,060,220.40 = 614,538.40 : x
  2. Step 2: Convert to fraction form
    707,850.40/1,060,220.40 = 614,538.40/x
  3. Step 3: Cross multiply
    707,850.40x = 1,060,220.40 × 614,538.40
  4. Step 4: Simplify right side
    707,850.40x = 651,546,148,263.36
  5. Step 5: Solve for x
    x = 651,546,148,263.36/707,850.40
  6. Step 6: Final answer
    x = 920,457.41

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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.