Home / 877,195.72-1,210,533.72-474,787.72

Finding the Fourth Proportional to 877,195.72, 1,210,533.72 and 474,787.72

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Solution

The fourth proportional to 877,195.72, 1,210,533.72 and 474,787.72 is: 655,209.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    877,195.72 : 1,210,533.72 = 474,787.72 : x
  2. Step 2: Convert to fraction form
    877,195.72/1,210,533.72 = 474,787.72/x
  3. Step 3: Cross multiply
    877,195.72x = 1,210,533.72 × 474,787.72
  4. Step 4: Simplify right side
    877,195.72x = 574,746,544,901.92
  5. Step 5: Solve for x
    x = 574,746,544,901.92/877,195.72
  6. Step 6: Final answer
    x = 655,209.02

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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.