Home / 884,356.44-1,220,288.80-497,117.12

Finding the Fourth Proportional to 884,356.44, 1,220,288.80 and 497,117.12

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Solution

The fourth proportional to 884,356.44, 1,220,288.80 and 497,117.12 is: 685,952.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,356.44 : 1,220,288.80 = 497,117.12 : x
  2. Step 2: Convert to fraction form
    884,356.44/1,220,288.80 = 497,117.12/x
  3. Step 3: Cross multiply
    884,356.44x = 1,220,288.80 × 497,117.12
  4. Step 4: Simplify right side
    884,356.44x = 606,626,453,824.26
  5. Step 5: Solve for x
    x = 606,626,453,824.26/884,356.44
  6. Step 6: Final answer
    x = 685,952.44

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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.