Home / 866,322.74-1,195,045.40-503,706.51

Finding the Fourth Proportional to 866,322.74, 1,195,045.40 and 503,706.51

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Solution

The fourth proportional to 866,322.74, 1,195,045.40 and 503,706.51 is: 694,835.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,322.74 : 1,195,045.40 = 503,706.51 : x
  2. Step 2: Convert to fraction form
    866,322.74/1,195,045.40 = 503,706.51/x
  3. Step 3: Cross multiply
    866,322.74x = 1,195,045.40 × 503,706.51
  4. Step 4: Simplify right side
    866,322.74x = 601,952,145,207.02
  5. Step 5: Solve for x
    x = 601,952,145,207.02/866,322.74
  6. Step 6: Final answer
    x = 694,835.91

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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.