Home / 836,520.59-1,154,405.34-454,547.37

Finding the Fourth Proportional to 836,520.59, 1,154,405.34 and 454,547.37

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Solution

The fourth proportional to 836,520.59, 1,154,405.34 and 454,547.37 is: 627,279.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,520.59 : 1,154,405.34 = 454,547.37 : x
  2. Step 2: Convert to fraction form
    836,520.59/1,154,405.34 = 454,547.37/x
  3. Step 3: Cross multiply
    836,520.59x = 1,154,405.34 × 454,547.37
  4. Step 4: Simplify right side
    836,520.59x = 524,731,913,130.28
  5. Step 5: Solve for x
    x = 524,731,913,130.28/836,520.59
  6. Step 6: Final answer
    x = 627,279.13

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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.