Home / 931,501.10-1,397,251.65-577,207.10

Finding the Fourth Proportional to 931,501.10, 1,397,251.65 and 577,207.10

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Solution

The fourth proportional to 931,501.10, 1,397,251.65 and 577,207.10 is: 865,810.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    931,501.10 : 1,397,251.65 = 577,207.10 : x
  2. Step 2: Convert to fraction form
    931,501.10/1,397,251.65 = 577,207.10/x
  3. Step 3: Cross multiply
    931,501.10x = 1,397,251.65 × 577,207.10
  4. Step 4: Simplify right side
    931,501.10x = 806,503,572,866.72
  5. Step 5: Solve for x
    x = 806,503,572,866.72/931,501.10
  6. Step 6: Final answer
    x = 865,810.65

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.