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Finding the Fourth Proportional to 832,838, 1,149,316.44 and 475,134.32

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Solution

The fourth proportional to 832,838, 1,149,316.44 and 475,134.32 is: 655,685.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,838 : 1,149,316.44 = 475,134.32 : x
  2. Step 2: Convert to fraction form
    832,838/1,149,316.44 = 475,134.32/x
  3. Step 3: Cross multiply
    832,838x = 1,149,316.44 × 475,134.32
  4. Step 4: Simplify right side
    832,838x = 546,079,685,184.22
  5. Step 5: Solve for x
    x = 546,079,685,184.22/832,838
  6. Step 6: Final answer
    x = 655,685.36

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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.