Home / 932,995.70-1,287,657.77-525,176.70

Finding the Fourth Proportional to 932,995.70, 1,287,657.77 and 525,176.70

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Solution

The fourth proportional to 932,995.70, 1,287,657.77 and 525,176.70 is: 724,813.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,995.70 : 1,287,657.77 = 525,176.70 : x
  2. Step 2: Convert to fraction form
    932,995.70/1,287,657.77 = 525,176.70/x
  3. Step 3: Cross multiply
    932,995.70x = 1,287,657.77 × 525,176.70
  4. Step 4: Simplify right side
    932,995.70x = 676,247,858,377.96
  5. Step 5: Solve for x
    x = 676,247,858,377.96/932,995.70
  6. Step 6: Final answer
    x = 724,813.48

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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.