Home / 975,543.84-1,463,341.62-265,586.40

Finding the Fourth Proportional to 975,543.84, 1,463,341.62 and 265,586.40

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Solution

The fourth proportional to 975,543.84, 1,463,341.62 and 265,586.40 is: 398,386.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    975,543.84 : 1,463,341.62 = 265,586.40 : x
  2. Step 2: Convert to fraction form
    975,543.84/1,463,341.62 = 265,586.40/x
  3. Step 3: Cross multiply
    975,543.84x = 1,463,341.62 × 265,586.40
  4. Step 4: Simplify right side
    975,543.84x = 388,643,632,825.97
  5. Step 5: Solve for x
    x = 388,643,632,825.97/975,543.84
  6. Step 6: Final answer
    x = 398,386.64

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1.5x scale

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.