Home / 852,555.04-1,176,520.28-465,368.96

Finding the Fourth Proportional to 852,555.04, 1,176,520.28 and 465,368.96

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Solution

The fourth proportional to 852,555.04, 1,176,520.28 and 465,368.96 is: 642,206.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,555.04 : 1,176,520.28 = 465,368.96 : x
  2. Step 2: Convert to fraction form
    852,555.04/1,176,520.28 = 465,368.96/x
  3. Step 3: Cross multiply
    852,555.04x = 1,176,520.28 × 465,368.96
  4. Step 4: Simplify right side
    852,555.04x = 547,516,019,122.51
  5. Step 5: Solve for x
    x = 547,516,019,122.51/852,555.04
  6. Step 6: Final answer
    x = 642,206.07

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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.