Home / 757,011.87-1,044,838.51-434,899.58

Finding the Fourth Proportional to 757,011.87, 1,044,838.51 and 434,899.58

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Solution

The fourth proportional to 757,011.87, 1,044,838.51 and 434,899.58 is: 600,254.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,011.87 : 1,044,838.51 = 434,899.58 : x
  2. Step 2: Convert to fraction form
    757,011.87/1,044,838.51 = 434,899.58/x
  3. Step 3: Cross multiply
    757,011.87x = 1,044,838.51 × 434,899.58
  4. Step 4: Simplify right side
    757,011.87x = 454,399,822,855.38
  5. Step 5: Solve for x
    x = 454,399,822,855.38/757,011.87
  6. Step 6: Final answer
    x = 600,254.55

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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.