Home / 927,881.64-1,280,455.65-540,673.02

Finding the Fourth Proportional to 927,881.64, 1,280,455.65 and 540,673.02

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Solution

The fourth proportional to 927,881.64, 1,280,455.65 and 540,673.02 is: 746,116.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    927,881.64 : 1,280,455.65 = 540,673.02 : x
  2. Step 2: Convert to fraction form
    927,881.64/1,280,455.65 = 540,673.02/x
  3. Step 3: Cross multiply
    927,881.64x = 1,280,455.65 × 540,673.02
  4. Step 4: Simplify right side
    927,881.64x = 692,307,823,261.56
  5. Step 5: Solve for x
    x = 692,307,823,261.56/927,881.64
  6. Step 6: Final answer
    x = 746,116.52

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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.