Home / 875,904.40-1,208,744.78-473,496.40

Finding the Fourth Proportional to 875,904.40, 1,208,744.78 and 473,496.40

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Solution

The fourth proportional to 875,904.40, 1,208,744.78 and 473,496.40 is: 653,423.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,904.40 : 1,208,744.78 = 473,496.40 : x
  2. Step 2: Convert to fraction form
    875,904.40/1,208,744.78 = 473,496.40/x
  3. Step 3: Cross multiply
    875,904.40x = 1,208,744.78 × 473,496.40
  4. Step 4: Simplify right side
    875,904.40x = 572,336,301,848.79
  5. Step 5: Solve for x
    x = 572,336,301,848.79/875,904.40
  6. Step 6: Final answer
    x = 653,423.25

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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.