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Finding the Fourth Proportional to 574,729.04, 857,030.50 and 534,838.16

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Solution

The fourth proportional to 574,729.04, 857,030.50 and 534,838.16 is: 797,545.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,729.04 : 857,030.50 = 534,838.16 : x
  2. Step 2: Convert to fraction form
    574,729.04/857,030.50 = 534,838.16/x
  3. Step 3: Cross multiply
    574,729.04x = 857,030.50 × 534,838.16
  4. Step 4: Simplify right side
    574,729.04x = 458,372,615,683.88
  5. Step 5: Solve for x
    x = 458,372,615,683.88/574,729.04
  6. Step 6: Final answer
    x = 797,545.60

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.