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Finding the Fourth Proportional to 836,010.17, 1,153,765.17 and 473,498.51

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Solution

The fourth proportional to 836,010.17, 1,153,765.17 and 473,498.51 is: 653,468.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,010.17 : 1,153,765.17 = 473,498.51 : x
  2. Step 2: Convert to fraction form
    836,010.17/1,153,765.17 = 473,498.51/x
  3. Step 3: Cross multiply
    836,010.17x = 1,153,765.17 × 473,498.51
  4. Step 4: Simplify right side
    836,010.17x = 546,306,083,116.07
  5. Step 5: Solve for x
    x = 546,306,083,116.07/836,010.17
  6. Step 6: Final answer
    x = 653,468.23

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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.