Home / 908,979.48-1,254,501.60-527,022.36

Finding the Fourth Proportional to 908,979.48, 1,254,501.60 and 527,022.36

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Solution

The fourth proportional to 908,979.48, 1,254,501.60 and 527,022.36 is: 727,354.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,979.48 : 1,254,501.60 = 527,022.36 : x
  2. Step 2: Convert to fraction form
    908,979.48/1,254,501.60 = 527,022.36/x
  3. Step 3: Cross multiply
    908,979.48x = 1,254,501.60 × 527,022.36
  4. Step 4: Simplify right side
    908,979.48x = 661,150,393,855.78
  5. Step 5: Solve for x
    x = 661,150,393,855.78/908,979.48
  6. Step 6: Final answer
    x = 727,354.59

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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.