Home / 835,515.05-1,153,200.38-530,013.02

Finding the Fourth Proportional to 835,515.05, 1,153,200.38 and 530,013.02

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Solution

The fourth proportional to 835,515.05, 1,153,200.38 and 530,013.02 is: 731,538.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,515.05 : 1,153,200.38 = 530,013.02 : x
  2. Step 2: Convert to fraction form
    835,515.05/1,153,200.38 = 530,013.02/x
  3. Step 3: Cross multiply
    835,515.05x = 1,153,200.38 × 530,013.02
  4. Step 4: Simplify right side
    835,515.05x = 611,211,207,652.88
  5. Step 5: Solve for x
    x = 611,211,207,652.88/835,515.05
  6. Step 6: Final answer
    x = 731,538.24

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Double scale
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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.