Home / 908,944.69-1,254,287.33-501,025.45

Finding the Fourth Proportional to 908,944.69, 1,254,287.33 and 501,025.45

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Solution

The fourth proportional to 908,944.69, 1,254,287.33 and 501,025.45 is: 691,384.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,944.69 : 1,254,287.33 = 501,025.45 : x
  2. Step 2: Convert to fraction form
    908,944.69/1,254,287.33 = 501,025.45/x
  3. Step 3: Cross multiply
    908,944.69x = 1,254,287.33 × 501,025.45
  4. Step 4: Simplify right side
    908,944.69x = 628,429,872,532.34
  5. Step 5: Solve for x
    x = 628,429,872,532.34/908,944.69
  6. Step 6: Final answer
    x = 691,384.06

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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.