Home / 950,100.06-1,311,124.80-542,331.18

Finding the Fourth Proportional to 950,100.06, 1,311,124.80 and 542,331.18

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Solution

The fourth proportional to 950,100.06, 1,311,124.80 and 542,331.18 is: 748,409.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    950,100.06 : 1,311,124.80 = 542,331.18 : x
  2. Step 2: Convert to fraction form
    950,100.06/1,311,124.80 = 542,331.18/x
  3. Step 3: Cross multiply
    950,100.06x = 1,311,124.80 × 542,331.18
  4. Step 4: Simplify right side
    950,100.06x = 711,063,859,911.26
  5. Step 5: Solve for x
    x = 711,063,859,911.26/950,100.06
  6. Step 6: Final answer
    x = 748,409.45

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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.