Home / 895,174.34-1,235,356.35-487,287.92

Finding the Fourth Proportional to 895,174.34, 1,235,356.35 and 487,287.92

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Solution

The fourth proportional to 895,174.34, 1,235,356.35 and 487,287.92 is: 672,465.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,174.34 : 1,235,356.35 = 487,287.92 : x
  2. Step 2: Convert to fraction form
    895,174.34/1,235,356.35 = 487,287.92/x
  3. Step 3: Cross multiply
    895,174.34x = 1,235,356.35 × 487,287.92
  4. Step 4: Simplify right side
    895,174.34x = 601,974,226,250.29
  5. Step 5: Solve for x
    x = 601,974,226,250.29/895,174.34
  6. Step 6: Final answer
    x = 672,465.91

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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.