Home / 738,007.60-1,104,678.60-528,055.60

Finding the Fourth Proportional to 738,007.60, 1,104,678.60 and 528,055.60

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Solution

The fourth proportional to 738,007.60, 1,104,678.60 and 528,055.60 is: 790,414.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,007.60 : 1,104,678.60 = 528,055.60 : x
  2. Step 2: Convert to fraction form
    738,007.60/1,104,678.60 = 528,055.60/x
  3. Step 3: Cross multiply
    738,007.60x = 1,104,678.60 × 528,055.60
  4. Step 4: Simplify right side
    738,007.60x = 583,331,720,930.16
  5. Step 5: Solve for x
    x = 583,331,720,930.16/738,007.60
  6. Step 6: Final answer
    x = 790,414.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.