Home / 1,299,064.77-1,792,652.85-710,353.35

Finding the Fourth Proportional to 1,299,064.77, 1,792,652.85 and 710,353.35

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Solution

The fourth proportional to 1,299,064.77, 1,792,652.85 and 710,353.35 is: 980,256.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,299,064.77 : 1,792,652.85 = 710,353.35 : x
  2. Step 2: Convert to fraction form
    1,299,064.77/1,792,652.85 = 710,353.35/x
  3. Step 3: Cross multiply
    1,299,064.77x = 1,792,652.85 × 710,353.35
  4. Step 4: Simplify right side
    1,299,064.77x = 1,273,416,957,384.55
  5. Step 5: Solve for x
    x = 1,273,416,957,384.55/1,299,064.77
  6. Step 6: Final answer
    x = 980,256.71

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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.