Home / 506,448.47-698,747.15-291,583.01

Finding the Fourth Proportional to 506,448.47, 698,747.15 and 291,583.01

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Solution

The fourth proportional to 506,448.47, 698,747.15 and 291,583.01 is: 402,297.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,448.47 : 698,747.15 = 291,583.01 : x
  2. Step 2: Convert to fraction form
    506,448.47/698,747.15 = 291,583.01/x
  3. Step 3: Cross multiply
    506,448.47x = 698,747.15 × 291,583.01
  4. Step 4: Simplify right side
    506,448.47x = 203,742,792,274.27
  5. Step 5: Solve for x
    x = 203,742,792,274.27/506,448.47
  6. Step 6: Final answer
    x = 402,297.19

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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.