Home / 897,116.77-1,345,934.90-266,045.77

Finding the Fourth Proportional to 897,116.77, 1,345,934.90 and 266,045.77

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Solution

The fourth proportional to 897,116.77, 1,345,934.90 and 266,045.77 is: 399,145.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,116.77 : 1,345,934.90 = 266,045.77 : x
  2. Step 2: Convert to fraction form
    897,116.77/1,345,934.90 = 266,045.77/x
  3. Step 3: Cross multiply
    897,116.77x = 1,345,934.90 × 266,045.77
  4. Step 4: Simplify right side
    897,116.77x = 358,080,285,510.14
  5. Step 5: Solve for x
    x = 358,080,285,510.14/897,116.77
  6. Step 6: Final answer
    x = 399,145.68

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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.