Home / 830,536.80-1,243,180.80-652,077.60

Finding the Fourth Proportional to 830,536.80, 1,243,180.80 and 652,077.60

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Solution

The fourth proportional to 830,536.80, 1,243,180.80 and 652,077.60 is: 976,055.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    830,536.80 : 1,243,180.80 = 652,077.60 : x
  2. Step 2: Convert to fraction form
    830,536.80/1,243,180.80 = 652,077.60/x
  3. Step 3: Cross multiply
    830,536.80x = 1,243,180.80 × 652,077.60
  4. Step 4: Simplify right side
    830,536.80x = 810,650,352,430.08
  5. Step 5: Solve for x
    x = 810,650,352,430.08/830,536.80
  6. Step 6: Final answer
    x = 976,055.91

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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.