Home / 537,726.20-742,071.59-292,718

Finding the Fourth Proportional to 537,726.20, 742,071.59 and 292,718

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Solution

The fourth proportional to 537,726.20, 742,071.59 and 292,718 is: 403,955.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,726.20 : 742,071.59 = 292,718 : x
  2. Step 2: Convert to fraction form
    537,726.20/742,071.59 = 292,718/x
  3. Step 3: Cross multiply
    537,726.20x = 742,071.59 × 292,718
  4. Step 4: Simplify right side
    537,726.20x = 217,217,710,218.03
  5. Step 5: Solve for x
    x = 217,217,710,218.03/537,726.20
  6. Step 6: Final answer
    x = 403,955.98

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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.