Home / 982,885.17-1,356,425.17-553,193.13

Finding the Fourth Proportional to 982,885.17, 1,356,425.17 and 553,193.13

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Solution

The fourth proportional to 982,885.17, 1,356,425.17 and 553,193.13 is: 763,431.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,885.17 : 1,356,425.17 = 553,193.13 : x
  2. Step 2: Convert to fraction form
    982,885.17/1,356,425.17 = 553,193.13/x
  3. Step 3: Cross multiply
    982,885.17x = 1,356,425.17 × 553,193.13
  4. Step 4: Simplify right side
    982,885.17x = 750,365,084,020.10
  5. Step 5: Solve for x
    x = 750,365,084,020.10/982,885.17
  6. Step 6: Final answer
    x = 763,431.08

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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.