Home / 916,648.84-1,265,127.42-534,675.70

Finding the Fourth Proportional to 916,648.84, 1,265,127.42 and 534,675.70

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Solution

The fourth proportional to 916,648.84, 1,265,127.42 and 534,675.70 is: 737,941.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    916,648.84 : 1,265,127.42 = 534,675.70 : x
  2. Step 2: Convert to fraction form
    916,648.84/1,265,127.42 = 534,675.70/x
  3. Step 3: Cross multiply
    916,648.84x = 1,265,127.42 × 534,675.70
  4. Step 4: Simplify right side
    916,648.84x = 676,432,888,877.69
  5. Step 5: Solve for x
    x = 676,432,888,877.69/916,648.84
  6. Step 6: Final answer
    x = 737,941.14

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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.