Home / 975,740.97-1,346,533.14-540,165.54

Finding the Fourth Proportional to 975,740.97, 1,346,533.14 and 540,165.54

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Solution

The fourth proportional to 975,740.97, 1,346,533.14 and 540,165.54 is: 745,434.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    975,740.97 : 1,346,533.14 = 540,165.54 : x
  2. Step 2: Convert to fraction form
    975,740.97/1,346,533.14 = 540,165.54/x
  3. Step 3: Cross multiply
    975,740.97x = 1,346,533.14 × 540,165.54
  4. Step 4: Simplify right side
    975,740.97x = 727,350,807,771.12
  5. Step 5: Solve for x
    x = 727,350,807,771.12/975,740.97
  6. Step 6: Final answer
    x = 745,434.32

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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.