Home / 891,632.34-1,230,452.64-509,667.39

Finding the Fourth Proportional to 891,632.34, 1,230,452.64 and 509,667.39

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Solution

The fourth proportional to 891,632.34, 1,230,452.64 and 509,667.39 is: 703,341.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,632.34 : 1,230,452.64 = 509,667.39 : x
  2. Step 2: Convert to fraction form
    891,632.34/1,230,452.64 = 509,667.39/x
  3. Step 3: Cross multiply
    891,632.34x = 1,230,452.64 × 509,667.39
  4. Step 4: Simplify right side
    891,632.34x = 627,121,585,547.41
  5. Step 5: Solve for x
    x = 627,121,585,547.41/891,632.34
  6. Step 6: Final answer
    x = 703,341.00

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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.