Home / 852,527.52-1,176,527.16-490,068.72

Finding the Fourth Proportional to 852,527.52, 1,176,527.16 and 490,068.72

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Solution

The fourth proportional to 852,527.52, 1,176,527.16 and 490,068.72 is: 676,317.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,527.52 : 1,176,527.16 = 490,068.72 : x
  2. Step 2: Convert to fraction form
    852,527.52/1,176,527.16 = 490,068.72/x
  3. Step 3: Cross multiply
    852,527.52x = 1,176,527.16 × 490,068.72
  4. Step 4: Simplify right side
    852,527.52x = 576,579,159,346.44
  5. Step 5: Solve for x
    x = 576,579,159,346.44/852,527.52
  6. Step 6: Final answer
    x = 676,317.36

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Double scale
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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.