Home / 849,770.04-1,170,153.18-830,910.36

Finding the Fourth Proportional to 849,770.04, 1,170,153.18 and 830,910.36

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Solution

The fourth proportional to 849,770.04, 1,170,153.18 and 830,910.36 is: 1,144,182.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,770.04 : 1,170,153.18 = 830,910.36 : x
  2. Step 2: Convert to fraction form
    849,770.04/1,170,153.18 = 830,910.36/x
  3. Step 3: Cross multiply
    849,770.04x = 1,170,153.18 × 830,910.36
  4. Step 4: Simplify right side
    849,770.04x = 972,292,400,048.95
  5. Step 5: Solve for x
    x = 972,292,400,048.95/849,770.04
  6. Step 6: Final answer
    x = 1,144,182.96

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Double scale
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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.