Home / 373,373.81-515,294.75-230,130.17

Finding the Fourth Proportional to 373,373.81, 515,294.75 and 230,130.17

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Solution

The fourth proportional to 373,373.81, 515,294.75 and 230,130.17 is: 317,603.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,373.81 : 515,294.75 = 230,130.17 : x
  2. Step 2: Convert to fraction form
    373,373.81/515,294.75 = 230,130.17/x
  3. Step 3: Cross multiply
    373,373.81x = 515,294.75 × 230,130.17
  4. Step 4: Simplify right side
    373,373.81x = 118,584,868,555.19
  5. Step 5: Solve for x
    x = 118,584,868,555.19/373,373.81
  6. Step 6: Final answer
    x = 317,603.60

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1.5x scale

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.