Home / 874,119.14-1,206,210.93-534,521.78

Finding the Fourth Proportional to 874,119.14, 1,206,210.93 and 534,521.78

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Solution

The fourth proportional to 874,119.14, 1,206,210.93 and 534,521.78 is: 737,595.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    874,119.14 : 1,206,210.93 = 534,521.78 : x
  2. Step 2: Convert to fraction form
    874,119.14/1,206,210.93 = 534,521.78/x
  3. Step 3: Cross multiply
    874,119.14x = 1,206,210.93 × 534,521.78
  4. Step 4: Simplify right side
    874,119.14x = 644,746,013,359.06
  5. Step 5: Solve for x
    x = 644,746,013,359.06/874,119.14
  6. Step 6: Final answer
    x = 737,595.12

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Double scale
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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.