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Finding the Fourth Proportional to 671,832,866.21, 927,527,057.34 and 597,287,526.80

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Solution

The fourth proportional to 671,832,866.21, 927,527,057.34 and 597,287,526.80 is: 824,610,360.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,832,866.21 : 927,527,057.34 = 597,287,526.80 : x
  2. Step 2: Convert to fraction form
    671,832,866.21/927,527,057.34 = 597,287,526.80/x
  3. Step 3: Cross multiply
    671,832,866.21x = 927,527,057.34 × 597,287,526.80
  4. Step 4: Simplify right side
    671,832,866.21x = 554,000,342,118,690,368
  5. Step 5: Solve for x
    x = 554,000,342,118,690,368/671,832,866.21
  6. Step 6: Final answer
    x = 824,610,360.67

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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.