Home / 988,055.92-1,363,518.07-535,346.92

Finding the Fourth Proportional to 988,055.92, 1,363,518.07 and 535,346.92

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Solution

The fourth proportional to 988,055.92, 1,363,518.07 and 535,346.92 is: 738,779.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,055.92 : 1,363,518.07 = 535,346.92 : x
  2. Step 2: Convert to fraction form
    988,055.92/1,363,518.07 = 535,346.92/x
  3. Step 3: Cross multiply
    988,055.92x = 1,363,518.07 × 535,346.92
  4. Step 4: Simplify right side
    988,055.92x = 729,955,194,391.68
  5. Step 5: Solve for x
    x = 729,955,194,391.68/988,055.92
  6. Step 6: Final answer
    x = 738,779.23

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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.