Home / 651,227.60-976,841.40-572,495.60

Finding the Fourth Proportional to 651,227.60, 976,841.40 and 572,495.60

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Solution

The fourth proportional to 651,227.60, 976,841.40 and 572,495.60 is: 858,743.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,227.60 : 976,841.40 = 572,495.60 : x
  2. Step 2: Convert to fraction form
    651,227.60/976,841.40 = 572,495.60/x
  3. Step 3: Cross multiply
    651,227.60x = 976,841.40 × 572,495.60
  4. Step 4: Simplify right side
    651,227.60x = 559,237,403,397.84
  5. Step 5: Solve for x
    x = 559,237,403,397.84/651,227.60
  6. Step 6: Final answer
    x = 858,743.40

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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.