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Finding the Fourth Proportional to 692,505.96, 953,526.60 and 590,302.20

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Solution

The fourth proportional to 692,505.96, 953,526.60 and 590,302.20 is: 812,800.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,505.96 : 953,526.60 = 590,302.20 : x
  2. Step 2: Convert to fraction form
    692,505.96/953,526.60 = 590,302.20/x
  3. Step 3: Cross multiply
    692,505.96x = 953,526.60 × 590,302.20
  4. Step 4: Simplify right side
    692,505.96x = 562,868,849,738.52
  5. Step 5: Solve for x
    x = 562,868,849,738.52/692,505.96
  6. Step 6: Final answer
    x = 812,800.01

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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.