Home / 932,994.70-1,287,656.39-525,175.70

Finding the Fourth Proportional to 932,994.70, 1,287,656.39 and 525,175.70

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Solution

The fourth proportional to 932,994.70, 1,287,656.39 and 525,175.70 is: 724,812.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,994.70 : 1,287,656.39 = 525,175.70 : x
  2. Step 2: Convert to fraction form
    932,994.70/1,287,656.39 = 525,175.70/x
  3. Step 3: Cross multiply
    932,994.70x = 1,287,656.39 × 525,175.70
  4. Step 4: Simplify right side
    932,994.70x = 676,245,848,095.45
  5. Step 5: Solve for x
    x = 676,245,848,095.45/932,994.70
  6. Step 6: Final answer
    x = 724,812.10

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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.