Home / 895,212.40-1,235,393.24-487,317.34

Finding the Fourth Proportional to 895,212.40, 1,235,393.24 and 487,317.34

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Solution

The fourth proportional to 895,212.40, 1,235,393.24 and 487,317.34 is: 672,498.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,212.40 : 1,235,393.24 = 487,317.34 : x
  2. Step 2: Convert to fraction form
    895,212.40/1,235,393.24 = 487,317.34/x
  3. Step 3: Cross multiply
    895,212.40x = 1,235,393.24 × 487,317.34
  4. Step 4: Simplify right side
    895,212.40x = 602,028,543,406.76
  5. Step 5: Solve for x
    x = 602,028,543,406.76/895,212.40
  6. Step 6: Final answer
    x = 672,498.00

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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.