Home / 537,720.02-742,070.42-292,721.16

Finding the Fourth Proportional to 537,720.02, 742,070.42 and 292,721.16

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Solution

The fourth proportional to 537,720.02, 742,070.42 and 292,721.16 is: 403,964.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,720.02 : 742,070.42 = 292,721.16 : x
  2. Step 2: Convert to fraction form
    537,720.02/742,070.42 = 292,721.16/x
  3. Step 3: Cross multiply
    537,720.02x = 742,070.42 × 292,721.16
  4. Step 4: Simplify right side
    537,720.02x = 217,219,714,144.09
  5. Step 5: Solve for x
    x = 217,219,714,144.09/537,720.02
  6. Step 6: Final answer
    x = 403,964.34

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1.5x scale

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.