Home / 744,501.81-1,108,332.69-740,073.12

Finding the Fourth Proportional to 744,501.81, 1,108,332.69 and 740,073.12

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Solution

The fourth proportional to 744,501.81, 1,108,332.69 and 740,073.12 is: 1,101,739.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,501.81 : 1,108,332.69 = 740,073.12 : x
  2. Step 2: Convert to fraction form
    744,501.81/1,108,332.69 = 740,073.12/x
  3. Step 3: Cross multiply
    744,501.81x = 1,108,332.69 × 740,073.12
  4. Step 4: Simplify right side
    744,501.81x = 820,247,231,886.29
  5. Step 5: Solve for x
    x = 820,247,231,886.29/744,501.81
  6. Step 6: Final answer
    x = 1,101,739.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.