Home / 696,802.16-1,045,203.72-460,089.20

Finding the Fourth Proportional to 696,802.16, 1,045,203.72 and 460,089.20

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Solution

The fourth proportional to 696,802.16, 1,045,203.72 and 460,089.20 is: 690,134.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,802.16 : 1,045,203.72 = 460,089.20 : x
  2. Step 2: Convert to fraction form
    696,802.16/1,045,203.72 = 460,089.20/x
  3. Step 3: Cross multiply
    696,802.16x = 1,045,203.72 × 460,089.20
  4. Step 4: Simplify right side
    696,802.16x = 480,886,943,371.82
  5. Step 5: Solve for x
    x = 480,886,943,371.82/696,802.16
  6. Step 6: Final answer
    x = 690,134.12

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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.