Home / 852,157.67-1,175,976.77-470,184.48

Finding the Fourth Proportional to 852,157.67, 1,175,976.77 and 470,184.48

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Solution

The fourth proportional to 852,157.67, 1,175,976.77 and 470,184.48 is: 648,854.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,157.67 : 1,175,976.77 = 470,184.48 : x
  2. Step 2: Convert to fraction form
    852,157.67/1,175,976.77 = 470,184.48/x
  3. Step 3: Cross multiply
    852,157.67x = 1,175,976.77 × 470,184.48
  4. Step 4: Simplify right side
    852,157.67x = 552,926,023,743.61
  5. Step 5: Solve for x
    x = 552,926,023,743.61/852,157.67
  6. Step 6: Final answer
    x = 648,854.13

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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.