Home / 732,670.20-1,097,547.30-644,995.80

Finding the Fourth Proportional to 732,670.20, 1,097,547.30 and 644,995.80

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Solution

The fourth proportional to 732,670.20, 1,097,547.30 and 644,995.80 is: 966,210.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,670.20 : 1,097,547.30 = 644,995.80 : x
  2. Step 2: Convert to fraction form
    732,670.20/1,097,547.30 = 644,995.80/x
  3. Step 3: Cross multiply
    732,670.20x = 1,097,547.30 × 644,995.80
  4. Step 4: Simplify right side
    732,670.20x = 707,913,398,801.34
  5. Step 5: Solve for x
    x = 707,913,398,801.34/732,670.20
  6. Step 6: Final answer
    x = 966,210.17

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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.