Home / 975,931.29-1,346,827.27-540,348.63

Finding the Fourth Proportional to 975,931.29, 1,346,827.27 and 540,348.63

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Solution

The fourth proportional to 975,931.29, 1,346,827.27 and 540,348.63 is: 745,704.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    975,931.29 : 1,346,827.27 = 540,348.63 : x
  2. Step 2: Convert to fraction form
    975,931.29/1,346,827.27 = 540,348.63/x
  3. Step 3: Cross multiply
    975,931.29x = 1,346,827.27 × 540,348.63
  4. Step 4: Simplify right side
    975,931.29x = 727,756,267,489.40
  5. Step 5: Solve for x
    x = 727,756,267,489.40/975,931.29
  6. Step 6: Final answer
    x = 745,704.41

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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.