Home / 874,889.55-1,312,475.67-369,526.50

Finding the Fourth Proportional to 874,889.55, 1,312,475.67 and 369,526.50

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Solution

The fourth proportional to 874,889.55, 1,312,475.67 and 369,526.50 is: 554,349.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    874,889.55 : 1,312,475.67 = 369,526.50 : x
  2. Step 2: Convert to fraction form
    874,889.55/1,312,475.67 = 369,526.50/x
  3. Step 3: Cross multiply
    874,889.55x = 1,312,475.67 × 369,526.50
  4. Step 4: Simplify right side
    874,889.55x = 484,994,540,670.26
  5. Step 5: Solve for x
    x = 484,994,540,670.26/874,889.55
  6. Step 6: Final answer
    x = 554,349.45

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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.