Home / 895,174.07-1,235,355.98-487,287.63

Finding the Fourth Proportional to 895,174.07, 1,235,355.98 and 487,287.63

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Solution

The fourth proportional to 895,174.07, 1,235,355.98 and 487,287.63 is: 672,465.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,174.07 : 1,235,355.98 = 487,287.63 : x
  2. Step 2: Convert to fraction form
    895,174.07/1,235,355.98 = 487,287.63/x
  3. Step 3: Cross multiply
    895,174.07x = 1,235,355.98 × 487,287.63
  4. Step 4: Simplify right side
    895,174.07x = 601,973,685,264.09
  5. Step 5: Solve for x
    x = 601,973,685,264.09/895,174.07
  6. Step 6: Final answer
    x = 672,465.51

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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.