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Finding the Fourth Proportional to 1,696,795.74, 2,341,584.18 and 932,897.70

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Solution

The fourth proportional to 1,696,795.74, 2,341,584.18 and 932,897.70 is: 1,287,402.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,696,795.74 : 2,341,584.18 = 932,897.70 : x
  2. Step 2: Convert to fraction form
    1,696,795.74/2,341,584.18 = 932,897.70/x
  3. Step 3: Cross multiply
    1,696,795.74x = 2,341,584.18 × 932,897.70
  4. Step 4: Simplify right side
    1,696,795.74x = 2,184,458,495,878.39
  5. Step 5: Solve for x
    x = 2,184,458,495,878.39/1,696,795.74
  6. Step 6: Final answer
    x = 1,287,402.16

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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.