Home / 788,803.03-1,090,387.04-703,606.40

Finding the Fourth Proportional to 788,803.03, 1,090,387.04 and 703,606.40

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Solution

The fourth proportional to 788,803.03, 1,090,387.04 and 703,606.40 is: 972,617.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,803.03 : 1,090,387.04 = 703,606.40 : x
  2. Step 2: Convert to fraction form
    788,803.03/1,090,387.04 = 703,606.40/x
  3. Step 3: Cross multiply
    788,803.03x = 1,090,387.04 × 703,606.40
  4. Step 4: Simplify right side
    788,803.03x = 767,203,290,851.09
  5. Step 5: Solve for x
    x = 767,203,290,851.09/788,803.03
  6. Step 6: Final answer
    x = 972,617.07

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Double scale
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Similar ratio
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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.