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Finding the Fourth Proportional to 583,337.40, 874,860.30 and 223,430.10

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Solution

The fourth proportional to 583,337.40, 874,860.30 and 223,430.10 is: 335,089.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,337.40 : 874,860.30 = 223,430.10 : x
  2. Step 2: Convert to fraction form
    583,337.40/874,860.30 = 223,430.10/x
  3. Step 3: Cross multiply
    583,337.40x = 874,860.30 × 223,430.10
  4. Step 4: Simplify right side
    583,337.40x = 195,470,124,315.03
  5. Step 5: Solve for x
    x = 195,470,124,315.03/583,337.40
  6. Step 6: Final answer
    x = 335,089.31

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Double scale
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Similar ratio
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1.5x scale

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.