Home / 855,318.48-1,180,376.58-473,345.40

Finding the Fourth Proportional to 855,318.48, 1,180,376.58 and 473,345.40

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Solution

The fourth proportional to 855,318.48, 1,180,376.58 and 473,345.40 is: 653,237.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,318.48 : 1,180,376.58 = 473,345.40 : x
  2. Step 2: Convert to fraction form
    855,318.48/1,180,376.58 = 473,345.40/x
  3. Step 3: Cross multiply
    855,318.48x = 1,180,376.58 × 473,345.40
  4. Step 4: Simplify right side
    855,318.48x = 558,725,824,410.73
  5. Step 5: Solve for x
    x = 558,725,824,410.73/855,318.48
  6. Step 6: Final answer
    x = 653,237.17

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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.