Home / 875,666.28-1,208,421.60-473,258.28

Finding the Fourth Proportional to 875,666.28, 1,208,421.60 and 473,258.28

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Solution

The fourth proportional to 875,666.28, 1,208,421.60 and 473,258.28 is: 653,097.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,666.28 : 1,208,421.60 = 473,258.28 : x
  2. Step 2: Convert to fraction form
    875,666.28/1,208,421.60 = 473,258.28/x
  3. Step 3: Cross multiply
    875,666.28x = 1,208,421.60 × 473,258.28
  4. Step 4: Simplify right side
    875,666.28x = 571,895,527,930.85
  5. Step 5: Solve for x
    x = 571,895,527,930.85/875,666.28
  6. Step 6: Final answer
    x = 653,097.58

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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.