Home / 703,368.95-1,053,851.38-502,663.91

Finding the Fourth Proportional to 703,368.95, 1,053,851.38 and 502,663.91

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Solution

The fourth proportional to 703,368.95, 1,053,851.38 and 502,663.91 is: 753,136.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,368.95 : 1,053,851.38 = 502,663.91 : x
  2. Step 2: Convert to fraction form
    703,368.95/1,053,851.38 = 502,663.91/x
  3. Step 3: Cross multiply
    703,368.95x = 1,053,851.38 × 502,663.91
  4. Step 4: Simplify right side
    703,368.95x = 529,733,048,703.78
  5. Step 5: Solve for x
    x = 529,733,048,703.78/703,368.95
  6. Step 6: Final answer
    x = 753,136.82

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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.