Home / 945,337.40-1,304,675.90-537,500.35

Finding the Fourth Proportional to 945,337.40, 1,304,675.90 and 537,500.35

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Solution

The fourth proportional to 945,337.40, 1,304,675.90 and 537,500.35 is: 741,813.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,337.40 : 1,304,675.90 = 537,500.35 : x
  2. Step 2: Convert to fraction form
    945,337.40/1,304,675.90 = 537,500.35/x
  3. Step 3: Cross multiply
    945,337.40x = 1,304,675.90 × 537,500.35
  4. Step 4: Simplify right side
    945,337.40x = 701,263,752,886.57
  5. Step 5: Solve for x
    x = 701,263,752,886.57/945,337.40
  6. Step 6: Final answer
    x = 741,813.19

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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.