Home / 953,590.65-1,315,955.57-523,898.45

Finding the Fourth Proportional to 953,590.65, 1,315,955.57 and 523,898.45

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Solution

The fourth proportional to 953,590.65, 1,315,955.57 and 523,898.45 is: 722,980.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,590.65 : 1,315,955.57 = 523,898.45 : x
  2. Step 2: Convert to fraction form
    953,590.65/1,315,955.57 = 523,898.45/x
  3. Step 3: Cross multiply
    953,590.65x = 1,315,955.57 × 523,898.45
  4. Step 4: Simplify right side
    953,590.65x = 689,427,083,391.87
  5. Step 5: Solve for x
    x = 689,427,083,391.87/953,590.65
  6. Step 6: Final answer
    x = 722,980.12

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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.