Home / 931,852.80-1,399,091.40-577,558.80

Finding the Fourth Proportional to 931,852.80, 1,399,091.40 and 577,558.80

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Solution

The fourth proportional to 931,852.80, 1,399,091.40 and 577,558.80 is: 867,151.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    931,852.80 : 1,399,091.40 = 577,558.80 : x
  2. Step 2: Convert to fraction form
    931,852.80/1,399,091.40 = 577,558.80/x
  3. Step 3: Cross multiply
    931,852.80x = 1,399,091.40 × 577,558.80
  4. Step 4: Simplify right side
    931,852.80x = 808,057,550,074.32
  5. Step 5: Solve for x
    x = 808,057,550,074.32/931,852.80
  6. Step 6: Final answer
    x = 867,151.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.