Home / 941,085.47-1,298,706.14-511,365.58

Finding the Fourth Proportional to 941,085.47, 1,298,706.14 and 511,365.58

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Solution

The fourth proportional to 941,085.47, 1,298,706.14 and 511,365.58 is: 705,688.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,085.47 : 1,298,706.14 = 511,365.58 : x
  2. Step 2: Convert to fraction form
    941,085.47/1,298,706.14 = 511,365.58/x
  3. Step 3: Cross multiply
    941,085.47x = 1,298,706.14 × 511,365.58
  4. Step 4: Simplify right side
    941,085.47x = 664,113,616,562.31
  5. Step 5: Solve for x
    x = 664,113,616,562.31/941,085.47
  6. Step 6: Final answer
    x = 705,688.95

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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.