Home / 899,416.28-1,241,194.92-497,008.28

Finding the Fourth Proportional to 899,416.28, 1,241,194.92 and 497,008.28

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Solution

The fourth proportional to 899,416.28, 1,241,194.92 and 497,008.28 is: 685,871.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,416.28 : 1,241,194.92 = 497,008.28 : x
  2. Step 2: Convert to fraction form
    899,416.28/1,241,194.92 = 497,008.28/x
  3. Step 3: Cross multiply
    899,416.28x = 1,241,194.92 × 497,008.28
  4. Step 4: Simplify right side
    899,416.28x = 616,884,152,333.94
  5. Step 5: Solve for x
    x = 616,884,152,333.94/899,416.28
  6. Step 6: Final answer
    x = 685,871.68

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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.