Home / 975,838.53-1,346,628.20-540,275.25

Finding the Fourth Proportional to 975,838.53, 1,346,628.20 and 540,275.25

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Solution

The fourth proportional to 975,838.53, 1,346,628.20 and 540,275.25 is: 745,563.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    975,838.53 : 1,346,628.20 = 540,275.25 : x
  2. Step 2: Convert to fraction form
    975,838.53/1,346,628.20 = 540,275.25/x
  3. Step 3: Cross multiply
    975,838.53x = 1,346,628.20 × 540,275.25
  4. Step 4: Simplify right side
    975,838.53x = 727,549,884,710.67
  5. Step 5: Solve for x
    x = 727,549,884,710.67/975,838.53
  6. Step 6: Final answer
    x = 745,563.80

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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.