Home / 881,328.30-1,216,124.17-537,038.74

Finding the Fourth Proportional to 881,328.30, 1,216,124.17 and 537,038.74

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Solution

The fourth proportional to 881,328.30, 1,216,124.17 and 537,038.74 is: 741,047.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    881,328.30 : 1,216,124.17 = 537,038.74 : x
  2. Step 2: Convert to fraction form
    881,328.30/1,216,124.17 = 537,038.74/x
  3. Step 3: Cross multiply
    881,328.30x = 1,216,124.17 × 537,038.74
  4. Step 4: Simplify right side
    881,328.30x = 653,105,791,940.35
  5. Step 5: Solve for x
    x = 653,105,791,940.35/881,328.30
  6. Step 6: Final answer
    x = 741,047.11

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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.