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Finding the Fourth Proportional to 551,467.04, 760,830.72 and 360,592.16

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Solution

The fourth proportional to 551,467.04, 760,830.72 and 360,592.16 is: 497,490.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,467.04 : 760,830.72 = 360,592.16 : x
  2. Step 2: Convert to fraction form
    551,467.04/760,830.72 = 360,592.16/x
  3. Step 3: Cross multiply
    551,467.04x = 760,830.72 × 360,592.16
  4. Step 4: Simplify right side
    551,467.04x = 274,349,592,719.16
  5. Step 5: Solve for x
    x = 274,349,592,719.16/551,467.04
  6. Step 6: Final answer
    x = 497,490.46

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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.