Home / 937,686.90-1,294,008.54-507,968.74

Finding the Fourth Proportional to 937,686.90, 1,294,008.54 and 507,968.74

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Solution

The fourth proportional to 937,686.90, 1,294,008.54 and 507,968.74 is: 700,997.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    937,686.90 : 1,294,008.54 = 507,968.74 : x
  2. Step 2: Convert to fraction form
    937,686.90/1,294,008.54 = 507,968.74/x
  3. Step 3: Cross multiply
    937,686.90x = 1,294,008.54 × 507,968.74
  4. Step 4: Simplify right side
    937,686.90x = 657,315,887,613.04
  5. Step 5: Solve for x
    x = 657,315,887,613.04/937,686.90
  6. Step 6: Final answer
    x = 700,997.20

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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.