Home / 975,742.66-1,346,535.47-540,167.23

Finding the Fourth Proportional to 975,742.66, 1,346,535.47 and 540,167.23

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Solution

The fourth proportional to 975,742.66, 1,346,535.47 and 540,167.23 is: 745,436.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    975,742.66 : 1,346,535.47 = 540,167.23 : x
  2. Step 2: Convert to fraction form
    975,742.66/1,346,535.47 = 540,167.23/x
  3. Step 3: Cross multiply
    975,742.66x = 1,346,535.47 × 540,167.23
  4. Step 4: Simplify right side
    975,742.66x = 727,354,337,960.24
  5. Step 5: Solve for x
    x = 727,354,337,960.24/975,742.66
  6. Step 6: Final answer
    x = 745,436.65

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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.