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Finding the Fourth Proportional to 692,253.96, 955,742.88 and 530,798.80

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Solution

The fourth proportional to 692,253.96, 955,742.88 and 530,798.80 is: 732,833.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,253.96 : 955,742.88 = 530,798.80 : x
  2. Step 2: Convert to fraction form
    692,253.96/955,742.88 = 530,798.80/x
  3. Step 3: Cross multiply
    692,253.96x = 955,742.88 × 530,798.80
  4. Step 4: Simplify right side
    692,253.96x = 507,307,173,812.54
  5. Step 5: Solve for x
    x = 507,307,173,812.54/692,253.96
  6. Step 6: Final answer
    x = 732,833.91

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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.