Home / 696,003.80-1,044,005.70-397,405.40

Finding the Fourth Proportional to 696,003.80, 1,044,005.70 and 397,405.40

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Solution

The fourth proportional to 696,003.80, 1,044,005.70 and 397,405.40 is: 596,108.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,003.80 : 1,044,005.70 = 397,405.40 : x
  2. Step 2: Convert to fraction form
    696,003.80/1,044,005.70 = 397,405.40/x
  3. Step 3: Cross multiply
    696,003.80x = 1,044,005.70 × 397,405.40
  4. Step 4: Simplify right side
    696,003.80x = 414,893,502,810.78
  5. Step 5: Solve for x
    x = 414,893,502,810.78/696,003.80
  6. Step 6: Final answer
    x = 596,108.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.