Home / 514,938.54-710,616.06-288,584.04

Finding the Fourth Proportional to 514,938.54, 710,616.06 and 288,584.04

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Solution

The fourth proportional to 514,938.54, 710,616.06 and 288,584.04 is: 398,246.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,938.54 : 710,616.06 = 288,584.04 : x
  2. Step 2: Convert to fraction form
    514,938.54/710,616.06 = 288,584.04/x
  3. Step 3: Cross multiply
    514,938.54x = 710,616.06 × 288,584.04
  4. Step 4: Simplify right side
    514,938.54x = 205,072,453,483.68
  5. Step 5: Solve for x
    x = 205,072,453,483.68/514,938.54
  6. Step 6: Final answer
    x = 398,246.47

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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.